Massive refinement.

Paper/gnome-shell/gnome-shell.css

@@ -627,7 +627,6 @@ StScrollBar StButton#vhandle:active {
     background-color: rgba(30, 39, 43, 1.0);
     font-weight: normal;
     color: #9BA8AD;
-    text-shadow: none;
     height: 2em;
 }
 
@@ -687,7 +686,6 @@ StScrollBar StButton#vhandle:active {
 
 .panel-button:hover {
     background: rgba(44, 58, 64, 0.3);
-    text-shadow: none;
 }
 
 .panel-button:active,
@@ -698,7 +696,6 @@ StScrollBar StButton#vhandle:active {
     background-image: none;
     background: rgba(44, 58, 64, 1.0);
     color: #D3D4D5;
-    text-shadow: none;
     transition-duration: 300ms;
 }
 

Paper/gtk-3.0/apps/archive-manager.css

@@ -16,7 +16,7 @@
 * with the Paper GTK theme. If not, see http://www.gnu.org/licenses/.
 */
 
-@define-color archives #bb9e7b;
+@define-color archives #A88A67;
 
 /**********
  * Header *
@@ -27,7 +27,7 @@ FrWindow .titlebar {
     background-color: @archives;
 }
 
-FrWindow .header-bar:backdrop,
+FrWindow .header-bar:backdrop,titlebar
 FrWindow .titlebar:backdrop {
     background-color: shade(@archives,0.9);
 }

Paper/gtk-3.0/apps/birdie.css

@@ -48,7 +48,7 @@ BirdieWidgetsUserbox {
 BirdieWidgetsNotebook
 BirdieWidgetsNotebook .notebook .header,
 BirdieWidgetsNotebook .dynamic-notebook .header {
-	background: @base;
+	background-color: @base;
 }
 
 /* Active */

Paper/gtk-3.0/apps/gedit.css

@@ -102,7 +102,7 @@ GeditPanel.vertical .title {
 
 GeditPanel .toolbar {
     border-style: none;
-    background-color: transparent;
+    background: none;
 }
 
 GeditDocumentsPanel .view {

Paper/gtk-3.0/apps/gnome-documents.css

@@ -86,7 +86,7 @@
 .documents-counter {
     background-image: url('assets/dnd-counter.svg');
     background-size: contain;
-    background-color: transparent;
+    background: none;
     color: @base;
     font: bold;
 }
@@ -116,7 +116,7 @@
 .documents-entry-tag.button:hover,
 .documents-entry-tag.button:active,
 .documents-entry-tag.button:active:hover {
-    background-color: transparent;
+    background: none;
     background-image: none;
     border-image: none;
     border-width: 0;

Paper/gtk-3.0/apps/gnome-software.css

@@ -27,7 +27,6 @@
     background-color: @selection;
     border-radius: 4px;
     color: @selected_foreground;
-    text-shadow: none;
 }
 
 .popular-installed-overlay-box {
@@ -35,7 +34,6 @@
     background-color: @selection;
     border-radius: 0;
     color: @selected_foreground;
-    text-shadow: none;
 }
 
 .index-title-alignment-software {
@@ -101,7 +99,6 @@
     border-color: darker(#d3d7cf);
     border-style: solid;
     border-width: 1px;
-    text-shadow: none;
 }
 
 .application-details-infobar.warning {
@@ -109,7 +106,6 @@
     color: @foreground;
     border: 1px solid;
     border-color: darker(#fcaf3e);
-    text-shadow: none;
 }
 
 .application-details-title {
@@ -124,7 +120,6 @@
 }
 
 .error-label {
-    text-shadow: none;
 }
 
 .folder-label {
@@ -144,17 +139,17 @@
 }
 
 .image-list {
-    background-color: transparent;
+    background: none;
 }
 
 GtkBox.star {
-    background-color: transparent;
+    background: none;
     background-image: none;
 }
 
 .button.star {
     -GtkWidget-focus-padding: 0;
-    background-color: transparent;
+    background: none;
     background-image: none;
     border-image: none;
     border-radius: 0;
@@ -173,7 +168,6 @@ GtkBox.star {
 }
 
 .counter-label {
-    text-shadow: none;
     color: @selected_foreground;
     background-color: mix(@selection, @selected_foreground, 0.3);
     font-size: smaller;

Paper/gtk-3.0/apps/gnome.css

@@ -37,12 +37,12 @@ SushiFontWidget {
  **********/
 SudokuView SudokuCellView {
     border: inherit;
-    background: inherit;
+    background-color: inherit;
 }
 
 SudokuView SudokuCellView:backdrop {
     border: inherit;
-    background: inherit;
+    background-color: inherit;
 }
 
 SudokuView {

Paper/gtk-3.0/apps/nautilus.css

@@ -149,6 +149,7 @@ NautilusQueryEditor .toolbar {
     border-style: solid;
     
     border-color: @background;
+    color: @text;
     
 }
 

Paper/gtk-3.0/apps/pantheon.css

@@ -23,7 +23,7 @@
 
 BirdieWidgetsTweetList * {
     background-image: none;
-    background-color: transparent;
+    background: none;
 }
 
 /********
@@ -171,7 +171,7 @@ NoiseWidgetsTileView {
 .app:hover {
     border-radius: 8px;
     border: none;
-    background: alpha(@selection, 0.7);
+    background-color: alpha(@selection, 0.7);
     color: white;
 }
 
@@ -183,13 +183,13 @@ NoiseWidgetsTileView {
     border-radius: 0;
     border: none;
     color: @foreground;
-    background: transparent;
+    background: none;
 }
 
 .search-item:hover,
 .search-item:focus {
     border-radius: 0;
-    background: alpha(@selection, 0.7);
+    background-color: alpha(@selection, 0.7);
     color: @selected_foreground;
 }
   
@@ -200,7 +200,7 @@ NoiseWidgetsTileView {
     font: 18;
     font-weight: 300;
     background-image: none;
-    background-color: transparent;
+    background: none;
     box-shadow: none;
     border-radius: 0;
 }
@@ -215,7 +215,7 @@ NoiseWidgetsTileView {
  ********/
 
 .panel {
-    background-color: transparent;
+    background: none;
     color: white;
     font-weight: bold;
 }
@@ -229,7 +229,7 @@ NoiseWidgetsTileView {
 
 .panel-shadow {
     background-image: none;
-    background-color: transparent;
+    background: none;
 }
 
 .panel-app-button {
@@ -237,7 +237,7 @@ NoiseWidgetsTileView {
 }
 
 .composited-indicator {
-    background-color: transparent;
+    background: none;
     color: #fff;
     padding: 0 2px;
 }
@@ -263,5 +263,5 @@ NoiseWidgetsTileView {
  ***********/
 
 PantheonTerminalPantheonTerminalWindow.background {
-   background-color: transparent;
+   background: none;
 }

Paper/gtk-3.0/apps/settings.css

@@ -67,7 +67,7 @@ CcShellNavBar {
  ************/
 
 CcShellItemView {
-    background: transparent;
+    background: none;
     border:none;
 }
 

Paper/gtk-3.0/apps/snap.css

@@ -34,9 +34,9 @@ SnapSnapWindow .header-bar:backdrop {
 }
 
 SnapWidgetsCamera {
-	background:@snap_background;
+	background-color:@snap_background;
 }
 
 SnapWidgetsCamera:backdrop {
-	background:shade(@snap_background, 0.9);
+	background-color:shade(@snap_background, 0.9);
 }

Paper/gtk-3.0/apps/unity.css

@@ -134,7 +134,7 @@ UnityPanelWidget,
     border-width: 1px;
     border-style: solid;
     border: none;
-    background-color: transparent;
+    background: none;
     color: @panel_text;
     box-shadow: none;
 }
@@ -142,7 +142,7 @@ UnityPanelWidget,
 .unity-panel.menubar.menuitem:hover,
 .unity-panel.menubar .menuitem:hover {
     border-radius: 0px;
-    background: shade(@unity, 0.8);
+    background-color: shade(@unity, 0.8);
     color: @panel_text;
     box-shadow: none;
 }

Paper/gtk-3.0/apps/xfce.css

@@ -35,8 +35,6 @@
     background-color: @panel_bg_color;
     color: @panel_fg_color;
     font: normal;
-    text-shadow: none;
-    icon-shadow: none;
 }
 
 .xfce4-panel .button {
@@ -44,9 +42,7 @@
     border-radius: 0;
     border-style: none;
     color: @panel_fg_color;
-    text-shadow: none;
     box-shadow: none;
-    icon-shadow: none;
     -gtk-image-effect: none;
 }
 
@@ -55,9 +51,7 @@
     background-image: none;
     border: none;
     color: @panel_fg_color;
-    text-shadow: none;
     box-shadow: none;
-    icon-shadow: none;
 }
 
 .xfce4-panel .button:hover,
@@ -66,9 +60,7 @@
     background-image: none;
     border: none;
     color: @panel_fg_color;
-    text-shadow: none;
     box-shadow: none;
-    icon-shadow: none;
 }
 
 .xfce4-panel .menu {

Paper/gtk-3.0/assets/spinner.css

@@ -1,56 +0,0 @@
-/* Copyright 2014 Sam Hewitt.
-*
-* This file is part of the Paper GTK theme.
-*
-* The Paper GTK theme is free software: you can redistribute it
-* and/or modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation, either version 3 of the
-* License, or (at your option) any later version.
-*
-* The Paper GTK theme is distributed in the hope that it will be
-* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
-* Public License for more details.
-*
-* You should have received a copy of the GNU General Public License along
-* with the Paper GTK theme. If not, see http://www.gnu.org/licenses/.
-*/
-
-/***********
- * Spinner *
- ***********/
-
-@keyframes spinner {
-    0% { background-image: url("assets/spinner-01.svg"); }
-    5% { background-image: url("assets/spinner-02.svg"); }
-    10% { background-image: url("assets/spinner-03.svg"); }
-    15% { background-image: url("assets/spinner-04.svg"); }
-    20% { background-image: url("assets/spinner-05.svg"); }
-    25% { background-image: url("assets/spinner-06.svg"); }
-    30% { background-image: url("assets/spinner-07.svg"); }
-    35% { background-image: url("assets/spinner-08.svg"); }
-    40% { background-image: url("assets/spinner-09.svg"); }
-    45% { background-image: url("assets/spinner-10.svg"); }
-    50% { background-image: url("assets/spinner-11.svg"); }
-    55% { background-image: url("assets/spinner-12.svg"); }
-    65% { background-image: url("assets/spinner-13.svg"); }
-    70% { background-image: url("assets/spinner-14.svg"); }
-    75% { background-image: url("assets/spinner-15.svg"); }
-    80% { background-image: url("assets/spinner-16.svg"); }
-    85% { background-image: url("assets/spinner-17.svg"); }
-    90% { background-image: url("assets/spinner-18.svg"); }
-    95% { background-image: url("assets/spinner-19.svg"); }
-    100% { background-image: url("assets/spinner-20.svg"); }
-}
-
-.spinner {
-    background-color: transparent;
-    background-image: url("assets/spinner-01.svg");
-    background-repeat: no-repeat;
-    background-position: center;
-}
-
-.spinner:active {
-    background-image: url("assets/spinner-01.svg");
-    animation: spinner 600ms infinite linear;
-}

Paper/gtk-3.0/granite-widgets.css

@@ -49,13 +49,13 @@ GraniteWidgetsStaticNotebook .frame {
 
 GraniteWidgetsPopOver .sidebar.view {
     border: none;
-    background-color: transparent;
+    background: none;
 }
 
 /*Button*/
 GraniteWidgetsPopOver .button {
     background-image: none;
-    background-color: transparent;
+    background: none;
     border: none;
 }
 

Paper/gtk-3.0/gtk-common.css

@@ -27,7 +27,7 @@
 @define-color insensitive_border shade(@border, 1.1);
 @define-color insensitive_button @insensitive_background;
 @define-color insensitive_separator shade(@separator, 1.05);
-@define-color insensitive_text alpha(#000, 0.4);
+@define-color insensitive_text alpha(#000, 0.3);
 @define-color insensitive_selection shade(@selection, 1.05);
 
 /* Backdrop colors */
@@ -36,7 +36,7 @@
 @define-color backdrop_foreground shade(@foreground, 1.2);
 @define-color backdrop_border shade(@border, 1.02);
 @define-color backdrop_separator shade(@separator, 0.99);
-@define-color backdrop_text alpha(@text, 0.6);
+@define-color backdrop_text alpha(@text, 0.5);
 @define-color backdrop_selection shade(@selection, 1.3);
 
 /* Backdrop-insensitive colors */
@@ -113,8 +113,8 @@
  ****************/
 
 @define-color progressbar_background shade(@selected_background, 1.1);
-@define-color backdrop_progressbar_background_a shade(@backdrop_background, 0.85);
+@define-color backdrop_progressbar_background shade(@backdrop_background, 0.85);
-@define-color backdrop_progressbar_background_b shade(@backdrop_background, 0.85);
+@define-color insensitive_progressbar_background shade(@insensitive_background, 0.85);
 
 
 /***********

Paper/gtk-3.0/gtk-dark.css

@@ -26,7 +26,6 @@
 @define-color background #263238;/* Background color */
 @define-color foreground #A8B5BA;/* Foreground color */
 @define-color border #1E272B;/* Borders color */
-@define-color button #1E272B;/* Button color */
 @define-color separator @border;/* Separator color */
 @define-color text #A8B5BA;/* Text color */
 @define-color panel #1e282c;/* Panel color */

Paper/gtk-3.0/gtk-widgets-assets-common.css

@@ -9,7 +9,6 @@
 .check.button.flat,
 .header-bar .check.titlebutton.button,
 .titlebar .check.titlebutton.button {
-    icon-shadow: none;
 }
 .view.check:selected,
 GtkCalendar.check:selected,
@@ -23,7 +22,6 @@ GtkCalendar.check:selected,
 .check:hover.button.flat,
 .header-bar .check.titlebutton.button:hover,
 .titlebar .check.titlebutton.button:hover {
-    icon-shadow: none;
 }
 .view.check:hover:selected,
 GtkCalendar.check:hover:selected,
@@ -37,7 +35,6 @@ GtkCalendar.check:hover:selected,
 .check:active.button.flat,
 .header-bar .check.titlebutton.button:active,
 .titlebar .check.titlebutton.button:active {
-    icon-shadow: none;
 }
 .view.check:active:selected,
 GtkCalendar.check:active:selected,
@@ -51,7 +48,6 @@ GtkCalendar.check:active:selected,
 .check:insensitive.button.flat,
 .header-bar .check.titlebutton.button:insensitive,
 .titlebar .check.titlebutton.button:insensitive {
-    icon-shadow: none;
 }
 .view.check:insensitive:selected,
 GtkCalendar.check:insensitive:selected,
@@ -60,12 +56,10 @@ GtkCalendar.check:insensitive:selected,
 }
 .check:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop.png"), url("assets/checkbox-unchecked-backdrop@2.png"));
-    icon-shadow: none;
 }
 .check:backdrop.button.flat,
 .header-bar .check.titlebutton.button:backdrop,
 .titlebar .check.titlebutton.button:backdrop {
-    icon-shadow: none;
 }
 .view.check:backdrop:selected,
 GtkCalendar.check:backdrop:selected,
@@ -74,12 +68,10 @@ GtkCalendar.check:backdrop:selected,
 }
 .check:backdrop:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-insensitive.png"), url("assets/checkbox-unchecked-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 .check:backdrop:insensitive.button.flat,
 .header-bar .check.titlebutton.button:backdrop:insensitive,
 .titlebar .check.titlebutton.button:backdrop:insensitive {
-    icon-shadow: none;
 }
 .view.check:backdrop:insensitive:selected,
 GtkCalendar.check:backdrop:insensitive:selected,
@@ -93,7 +85,6 @@ GtkCalendar.check:backdrop:insensitive:selected,
 .check:inconsistent.button.flat,
 .header-bar .check.titlebutton.button:inconsistent,
 .titlebar .check.titlebutton.button:inconsistent {
-    icon-shadow: none;
 }
 .view.check:inconsistent:selected,
 GtkCalendar.check:inconsistent:selected,
@@ -107,7 +98,6 @@ GtkCalendar.check:inconsistent:selected,
 .check:inconsistent:hover.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:hover,
 .titlebar .check.titlebutton.button:inconsistent:hover {
-    icon-shadow: none;
 }
 .view.check:inconsistent:hover:selected,
 GtkCalendar.check:inconsistent:hover:selected,
@@ -121,7 +111,6 @@ GtkCalendar.check:inconsistent:hover:selected,
 .check:inconsistent:selected.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:selected,
 .titlebar .check.titlebutton.button:inconsistent:selected {
-    icon-shadow: none;
 }
 .view.check:inconsistent:selected:selected,
 GtkCalendar.check:inconsistent:selected,
@@ -130,12 +119,10 @@ GtkCalendar.check:inconsistent:selected,
 }
 .check:inconsistent:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop.png"), url("assets/checkbox-mixed-backdrop@2.png"));
-    icon-shadow: none;
 }
 .check:inconsistent:backdrop.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:backdrop,
 .titlebar .check.titlebutton.button:inconsistent:backdrop {
-    icon-shadow: none;
 }
 .view.check:inconsistent:backdrop:selected,
 GtkCalendar.check:inconsistent:backdrop:selected,
@@ -149,7 +136,6 @@ GtkCalendar.check:inconsistent:backdrop:selected,
 .check:inconsistent:insensitive.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:insensitive,
 .titlebar .check.titlebutton.button:inconsistent:insensitive {
-    icon-shadow: none;
 }
 .view.check:inconsistent:insensitive:selected,
 GtkCalendar.check:inconsistent:insensitive:selected,
@@ -158,12 +144,10 @@ GtkCalendar.check:inconsistent:insensitive:selected,
 }
 .check:inconsistent:insensitive:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-insensitive.png"), url("assets/checkbox-mixed-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 .check:inconsistent:insensitive:backdrop.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:insensitive:backdrop,
 .titlebar .check.titlebutton.button:inconsistent:insensitive:backdrop {
-    icon-shadow: none;
 }
 .view.check:inconsistent:insensitive:backdrop:selected,
 GtkCalendar.check:inconsistent:insensitive:backdrop:selected,
@@ -177,7 +161,6 @@ GtkCalendar.check:inconsistent:insensitive:backdrop:selected,
 .check:checked.button.flat,
 .header-bar .check.titlebutton.button:checked,
 .titlebar .check.titlebutton.button:checked {
-    icon-shadow: none;
 }
 .view.check:checked:selected,
 GtkCalendar.check:checked:selected,
@@ -191,7 +174,6 @@ GtkCalendar.check:checked:selected,
 .check:checked:insensitive.button.flat,
 .header-bar .check.titlebutton.button:checked:insensitive,
 .titlebar .check.titlebutton.button:checked:insensitive {
-    icon-shadow: none;
 }
 .view.check:checked:insensitive:selected,
 GtkCalendar.check:checked:insensitive:selected,
@@ -205,7 +187,6 @@ GtkCalendar.check:checked:insensitive:selected,
 .check:checked:hover.button.flat,
 .header-bar .check.titlebutton.button:checked:hover,
 .titlebar .check.titlebutton.button:checked:hover {
-    icon-shadow: none;
 }
 .view.check:checked:hover:selected,
 GtkCalendar.check:checked:hover:selected,
@@ -219,7 +200,6 @@ GtkCalendar.check:checked:hover:selected,
 .check:checked:active.button.flat,
 .header-bar .check.titlebutton.button:checked:active,
 .titlebar .check.titlebutton.button:checked:active {
-    icon-shadow: none;
 }
 .view.check:checked:active:selected,
 GtkCalendar.check:checked:active:selected,
@@ -228,12 +208,10 @@ GtkCalendar.check:checked:active:selected,
 }
 .check:backdrop:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop.png"), url("assets/checkbox-checked-backdrop@2.png"));
-    icon-shadow: none;
 }
 .check:backdrop:checked.button.flat,
 .header-bar .check.titlebutton.button:backdrop:checked,
 .titlebar .check.titlebutton.button:backdrop:checked {
-    icon-shadow: none;
 }
 .view.check:backdrop:checked:selected,
 GtkCalendar.check:backdrop:checked:selected,
@@ -242,12 +220,10 @@ GtkCalendar.check:backdrop:checked:selected,
 }
 .check:backdrop:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-insensitive.png"), url("assets/checkbox-checked-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 .check:backdrop:checked:insensitive.button.flat,
 .header-bar .check.titlebutton.button:backdrop:checked:insensitive,
 .titlebar .check.titlebutton.button:backdrop:checked:insensitive {
-    icon-shadow: none;
 }
 .view.check:backdrop:checked:insensitive:selected,
 GtkCalendar.check:backdrop:checked:insensitive:selected,
@@ -257,7 +233,6 @@ GtkCalendar.check:backdrop:checked:insensitive:selected,
 .menu .menuitem.check {
     -gtk-icon-source: -gtk-icontheme("checkbox-symbolic");
     color: #7a7e7f;
-    icon-shadow: none;
 }
 .menu .menuitem.check:active,
 .menu .menuitem.check:checked {
@@ -279,7 +254,6 @@ GtkCalendar.check:backdrop:checked:insensitive:selected,
 .radio.button.flat,
 .header-bar .radio.titlebutton.button,
 .titlebar .radio.titlebutton.button {
-    icon-shadow: none;
 }
 .view.radio:selected,
 GtkCalendar.radio:selected,
@@ -293,7 +267,6 @@ GtkCalendar.radio:selected,
 .radio:hover.button.flat,
 .header-bar .radio.titlebutton.button:hover,
 .titlebar .radio.titlebutton.button:hover {
-    icon-shadow: none;
 }
 .view.radio:hover:selected,
 GtkCalendar.radio:hover:selected,
@@ -307,7 +280,6 @@ GtkCalendar.radio:hover:selected,
 .radio:active.button.flat,
 .header-bar .radio.titlebutton.button:active,
 .titlebar .radio.titlebutton.button:active {
-    icon-shadow: none;
 }
 .view.radio:active:selected,
 GtkCalendar.radio:active:selected,
@@ -321,7 +293,6 @@ GtkCalendar.radio:active:selected,
 .radio:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:insensitive,
 .titlebar .radio.titlebutton.button:insensitive {
-    icon-shadow: none;
 }
 .view.radio:insensitive:selected,
 GtkCalendar.radio:insensitive:selected,
@@ -330,12 +301,10 @@ GtkCalendar.radio:insensitive:selected,
 }
 .radio:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop.png"), url("assets/radio-unchecked-backdrop@2.png"));
-    icon-shadow: none;
 }
 .radio:backdrop.button.flat,
 .header-bar .radio.titlebutton.button:backdrop,
 .titlebar .radio.titlebutton.button:backdrop {
-    icon-shadow: none;
 }
 .view.radio:backdrop:selected,
 GtkCalendar.radio:backdrop:selected,
@@ -344,12 +313,10 @@ GtkCalendar.radio:backdrop:selected,
 }
 .radio:backdrop:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-insensitive.png"), url("assets/radio-unchecked-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 .radio:backdrop:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:backdrop:insensitive,
 .titlebar .radio.titlebutton.button:backdrop:insensitive {
-    icon-shadow: none;
 }
 .view.radio:backdrop:insensitive:selected,
 GtkCalendar.radio:backdrop:insensitive:selected,
@@ -363,7 +330,6 @@ GtkCalendar.radio:backdrop:insensitive:selected,
 .radio:inconsistent.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent,
 .titlebar .radio.titlebutton.button:inconsistent {
-    icon-shadow: none;
 }
 .view.radio:inconsistent:selected,
 GtkCalendar.radio:inconsistent:selected,
@@ -377,7 +343,6 @@ GtkCalendar.radio:inconsistent:selected,
 .radio:inconsistent:hover.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:hover,
 .titlebar .radio.titlebutton.button:inconsistent:hover {
-    icon-shadow: none;
 }
 .view.radio:inconsistent:hover:selected,
 GtkCalendar.radio:inconsistent:hover:selected,
@@ -391,7 +356,6 @@ GtkCalendar.radio:inconsistent:hover:selected,
 .radio:inconsistent:selected.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:selected,
 .titlebar .radio.titlebutton.button:inconsistent:selected {
-    icon-shadow: none;
 }
 .view.radio:inconsistent:selected:selected,
 GtkCalendar.radio:inconsistent:selected,
@@ -400,12 +364,10 @@ GtkCalendar.radio:inconsistent:selected,
 }
 .radio:inconsistent:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop.png"), url("assets/radio-mixed-backdrop@2.png"));
-    icon-shadow: none;
 }
 .radio:inconsistent:backdrop.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:backdrop,
 .titlebar .radio.titlebutton.button:inconsistent:backdrop {
-    icon-shadow: none;
 }
 .view.radio:inconsistent:backdrop:selected,
 GtkCalendar.radio:inconsistent:backdrop:selected,
@@ -419,7 +381,6 @@ GtkCalendar.radio:inconsistent:backdrop:selected,
 .radio:inconsistent:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:insensitive,
 .titlebar .radio.titlebutton.button:inconsistent:insensitive {
-    icon-shadow: none;
 }
 .view.radio:inconsistent:insensitive:selected,
 GtkCalendar.radio:inconsistent:insensitive:selected,
@@ -428,12 +389,10 @@ GtkCalendar.radio:inconsistent:insensitive:selected,
 }
 .radio:inconsistent:insensitive:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-insensitive.png"), url("assets/radio-mixed-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 .radio:inconsistent:insensitive:backdrop.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:insensitive:backdrop,
 .titlebar .radio.titlebutton.button:inconsistent:insensitive:backdrop {
-    icon-shadow: none;
 }
 .view.radio:inconsistent:insensitive:backdrop:selected,
 GtkCalendar.radio:inconsistent:insensitive:backdrop:selected,
@@ -447,7 +406,6 @@ GtkCalendar.radio:inconsistent:insensitive:backdrop:selected,
 .radio:checked.button.flat,
 .header-bar .radio.titlebutton.button:checked,
 .titlebar .radio.titlebutton.button:checked {
-    icon-shadow: none;
 }
 .view.radio:checked:selected,
 GtkCalendar.radio:checked:selected,
@@ -461,7 +419,6 @@ GtkCalendar.radio:checked:selected,
 .radio:checked:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:checked:insensitive,
 .titlebar .radio.titlebutton.button:checked:insensitive {
-    icon-shadow: none;
 }
 .view.radio:checked:insensitive:selected,
 GtkCalendar.radio:checked:insensitive:selected,
@@ -475,7 +432,6 @@ GtkCalendar.radio:checked:insensitive:selected,
 .radio:checked:hover.button.flat,
 .header-bar .radio.titlebutton.button:checked:hover,
 .titlebar .radio.titlebutton.button:checked:hover {
-    icon-shadow: none;
 }
 .view.radio:checked:hover:selected,
 GtkCalendar.radio:checked:hover:selected,
@@ -489,7 +445,6 @@ GtkCalendar.radio:checked:hover:selected,
 .radio:checked:active.button.flat,
 .header-bar .radio.titlebutton.button:checked:active,
 .titlebar .radio.titlebutton.button:checked:active {
-    icon-shadow: none;
 }
 .view.radio:checked:active:selected,
 GtkCalendar.radio:checked:active:selected,
@@ -498,12 +453,10 @@ GtkCalendar.radio:checked:active:selected,
 }
 .radio:backdrop:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop.png"), url("assets/radio-checked-backdrop@2.png"));
-    icon-shadow: none;
 }
 .radio:backdrop:checked.button.flat,
 .header-bar .radio.titlebutton.button:backdrop:checked,
 .titlebar .radio.titlebutton.button:backdrop:checked {
-    icon-shadow: none;
 }
 .view.radio:backdrop:checked:selected,
 GtkCalendar.radio:backdrop:checked:selected,
@@ -512,12 +465,10 @@ GtkCalendar.radio:backdrop:checked:selected,
 }
 .radio:backdrop:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-insensitive.png"), url("assets/radio-checked-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 .radio:backdrop:checked:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:backdrop:checked:insensitive,
 .titlebar .radio.titlebutton.button:backdrop:checked:insensitive {
-    icon-shadow: none;
 }
 .view.radio:backdrop:checked:insensitive:selected,
 GtkCalendar.radio:backdrop:checked:insensitive:selected,

Paper/gtk-3.0/gtk-widgets-assets-dark.css

@@ -537,13 +537,11 @@
 
 .check {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-dark.png"), url("assets/checkbox-unchecked-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check.button.flat,
 .header-bar .check.titlebutton.button,
 .titlebar .check.titlebutton.button {
-    icon-shadow: none;
 }
 
 .view.check:selected,
@@ -554,13 +552,11 @@ GtkCalendar.check:selected,
 
 .check:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-hover-dark.png"), url("assets/checkbox-unchecked-hover-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:hover.button.flat,
 .header-bar .check.titlebutton.button:hover,
 .titlebar .check.titlebutton.button:hover {
-    icon-shadow: none;
 }
 
 .view.check:hover:selected,
@@ -571,13 +567,11 @@ GtkCalendar.check:hover:selected,
 
 .check:active {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-active-dark.png"), url("assets/checkbox-unchecked-active-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:active.button.flat,
 .header-bar .check.titlebutton.button:active,
 .titlebar .check.titlebutton.button:active {
-    icon-shadow: none;
 }
 
 .view.check:active:selected,
@@ -588,13 +582,11 @@ GtkCalendar.check:active:selected,
 
 .check:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-insensitive-dark.png"), url("assets/checkbox-unchecked-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:insensitive.button.flat,
 .header-bar .check.titlebutton.button:insensitive,
 .titlebar .check.titlebutton.button:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:insensitive:selected,
@@ -605,13 +597,11 @@ GtkCalendar.check:insensitive:selected,
 
 .check:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-dark.png"), url("assets/checkbox-unchecked-backdrop-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:backdrop.button.flat,
 .header-bar .check.titlebutton.button:backdrop,
 .titlebar .check.titlebutton.button:backdrop {
-    icon-shadow: none;
 }
 
 .view.check:backdrop:selected,
@@ -622,13 +612,11 @@ GtkCalendar.check:backdrop:selected,
 
 .check:backdrop:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-insensitive-dark.png"), url("assets/checkbox-unchecked-backdrop-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:backdrop:insensitive.button.flat,
 .header-bar .check.titlebutton.button:backdrop:insensitive,
 .titlebar .check.titlebutton.button:backdrop:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:backdrop:insensitive:selected,
@@ -639,13 +627,11 @@ GtkCalendar.check:backdrop:insensitive:selected,
 
 .check:inconsistent {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-dark.png"), url("assets/checkbox-mixed-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent.button.flat,
 .header-bar .check.titlebutton.button:inconsistent,
 .titlebar .check.titlebutton.button:inconsistent {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:selected,
@@ -656,13 +642,11 @@ GtkCalendar.check:inconsistent:selected,
 
 .check:inconsistent:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-hover-dark.png"), url("assets/checkbox-mixed-hover-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:hover.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:hover,
 .titlebar .check.titlebutton.button:inconsistent:hover {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:hover:selected,
@@ -673,13 +657,11 @@ GtkCalendar.check:inconsistent:hover:selected,
 
 .check:inconsistent:selected {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-active-dark.png"), url("assets/checkbox-mixed-active-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:selected.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:selected,
 .titlebar .check.titlebutton.button:inconsistent:selected {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:selected:selected,
@@ -690,13 +672,11 @@ GtkCalendar.check:inconsistent:selected,
 
 .check:inconsistent:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-dark.png"), url("assets/checkbox-mixed-backdrop-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:backdrop.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:backdrop,
 .titlebar .check.titlebutton.button:inconsistent:backdrop {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:backdrop:selected,
@@ -707,13 +687,11 @@ GtkCalendar.check:inconsistent:backdrop:selected,
 
 .check:inconsistent:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-insensitive-dark.png"), url("assets/checkbox-mixed-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:insensitive.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:insensitive,
 .titlebar .check.titlebutton.button:inconsistent:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:insensitive:selected,
@@ -724,13 +702,11 @@ GtkCalendar.check:inconsistent:insensitive:selected,
 
 .check:inconsistent:insensitive:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-insensitive-dark.png"), url("assets/checkbox-mixed-backdrop-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:insensitive:backdrop.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:insensitive:backdrop,
 .titlebar .check.titlebutton.button:inconsistent:insensitive:backdrop {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:insensitive:backdrop:selected,
@@ -741,13 +717,11 @@ GtkCalendar.check:inconsistent:insensitive:backdrop:selected,
 
 .check:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-dark.png"), url("assets/checkbox-checked-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:checked.button.flat,
 .header-bar .check.titlebutton.button:checked,
 .titlebar .check.titlebutton.button:checked {
-    icon-shadow: none;
 }
 
 .view.check:checked:selected,
@@ -758,13 +732,11 @@ GtkCalendar.check:checked:selected,
 
 .check:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-insensitive-dark.png"), url("assets/checkbox-checked-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:checked:insensitive.button.flat,
 .header-bar .check.titlebutton.button:checked:insensitive,
 .titlebar .check.titlebutton.button:checked:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:checked:insensitive:selected,
@@ -775,13 +747,11 @@ GtkCalendar.check:checked:insensitive:selected,
 
 .check:checked:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-hover-dark.png"), url("assets/checkbox-checked-hover-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:checked:hover.button.flat,
 .header-bar .check.titlebutton.button:checked:hover,
 .titlebar .check.titlebutton.button:checked:hover {
-    icon-shadow: none;
 }
 
 .view.check:checked:hover:selected,
@@ -792,13 +762,11 @@ GtkCalendar.check:checked:hover:selected,
 
 .check:checked:active {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-active-dark.png"), url("assets/checkbox-checked-active-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:checked:active.button.flat,
 .header-bar .check.titlebutton.button:checked:active,
 .titlebar .check.titlebutton.button:checked:active {
-    icon-shadow: none;
 }
 
 .view.check:checked:active:selected,
@@ -809,13 +777,11 @@ GtkCalendar.check:checked:active:selected,
 
 .check:backdrop:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-dark.png"), url("assets/checkbox-checked-backdrop-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:backdrop:checked.button.flat,
 .header-bar .check.titlebutton.button:backdrop:checked,
 .titlebar .check.titlebutton.button:backdrop:checked {
-    icon-shadow: none;
 }
 
 .view.check:backdrop:checked:selected,
@@ -826,13 +792,11 @@ GtkCalendar.check:backdrop:checked:selected,
 
 .check:backdrop:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-insensitive-dark.png"), url("assets/checkbox-checked-backdrop-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .check:backdrop:checked:insensitive.button.flat,
 .header-bar .check.titlebutton.button:backdrop:checked:insensitive,
 .titlebar .check.titlebutton.button:backdrop:checked:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:backdrop:checked:insensitive:selected,
@@ -843,18 +807,15 @@ GtkCalendar.check:backdrop:checked:insensitive:selected,
 
 .menu .menuitem.check {
     -gtk-icon-source: -gtk-icontheme("checkbox-symbolic");
-    icon-shadow: none;
 }
 
 .menu .menuitem.check:active,
 .menu .menuitem.check:checked {
     -gtk-icon-source: -gtk-icontheme("checkbox-checked-symbolic");
-    icon-shadow: none;
 }
 
 .menu .menuitem.check:inconsistent {
     -gtk-icon-source: -gtk-icontheme("checkbox-mixed-symbolic");
-    icon-shadow: none;
 }
 
 .menu .menuitem.check:hover {
@@ -867,13 +828,11 @@ GtkCalendar.check:backdrop:checked:insensitive:selected,
 
 .radio {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-dark.png"), url("assets/radio-unchecked-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio.button.flat,
 .header-bar .radio.titlebutton.button,
 .titlebar .radio.titlebutton.button {
-    icon-shadow: none;
 }
 
 .view.radio:selected,
@@ -884,13 +843,11 @@ GtkCalendar.radio:selected,
 
 .radio:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-hover-dark.png"), url("assets/radio-unchecked-hover-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:hover.button.flat,
 .header-bar .radio.titlebutton.button:hover,
 .titlebar .radio.titlebutton.button:hover {
-    icon-shadow: none;
 }
 
 .view.radio:hover:selected,
@@ -901,13 +858,11 @@ GtkCalendar.radio:hover:selected,
 
 .radio:active {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-active-dark.png"), url("assets/radio-unchecked-active-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:active.button.flat,
 .header-bar .radio.titlebutton.button:active,
 .titlebar .radio.titlebutton.button:active {
-    icon-shadow: none;
 }
 
 .view.radio:active:selected,
@@ -918,13 +873,11 @@ GtkCalendar.radio:active:selected,
 
 .radio:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-insensitive-dark.png"), url("assets/radio-unchecked-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:insensitive,
 .titlebar .radio.titlebutton.button:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:insensitive:selected,
@@ -935,13 +888,11 @@ GtkCalendar.radio:insensitive:selected,
 
 .radio:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-dark.png"), url("assets/radio-unchecked-backdrop-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:backdrop.button.flat,
 .header-bar .radio.titlebutton.button:backdrop,
 .titlebar .radio.titlebutton.button:backdrop {
-    icon-shadow: none;
 }
 
 .view.radio:backdrop:selected,
@@ -952,13 +903,11 @@ GtkCalendar.radio:backdrop:selected,
 
 .radio:backdrop:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-insensitive-dark.png"), url("assets/radio-unchecked-backdrop-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:backdrop:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:backdrop:insensitive,
 .titlebar .radio.titlebutton.button:backdrop:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:backdrop:insensitive:selected,
@@ -969,13 +918,11 @@ GtkCalendar.radio:backdrop:insensitive:selected,
 
 .radio:inconsistent {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-dark.png"), url("assets/radio-mixed-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent,
 .titlebar .radio.titlebutton.button:inconsistent {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:selected,
@@ -986,13 +933,11 @@ GtkCalendar.radio:inconsistent:selected,
 
 .radio:inconsistent:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-hover-dark.png"), url("assets/radio-mixed-hover-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:hover.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:hover,
 .titlebar .radio.titlebutton.button:inconsistent:hover {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:hover:selected,
@@ -1003,13 +948,11 @@ GtkCalendar.radio:inconsistent:hover:selected,
 
 .radio:inconsistent:selected {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-active-dark.png"), url("assets/radio-mixed-active-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:selected.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:selected,
 .titlebar .radio.titlebutton.button:inconsistent:selected {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:selected:selected,
@@ -1020,13 +963,11 @@ GtkCalendar.radio:inconsistent:selected,
 
 .radio:inconsistent:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-dark.png"), url("assets/radio-mixed-backdrop-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:backdrop.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:backdrop,
 .titlebar .radio.titlebutton.button:inconsistent:backdrop {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:backdrop:selected,
@@ -1037,13 +978,11 @@ GtkCalendar.radio:inconsistent:backdrop:selected,
 
 .radio:inconsistent:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-insensitive-dark.png"), url("assets/radio-mixed-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:insensitive,
 .titlebar .radio.titlebutton.button:inconsistent:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:insensitive:selected,
@@ -1054,13 +993,11 @@ GtkCalendar.radio:inconsistent:insensitive:selected,
 
 .radio:inconsistent:insensitive:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-insensitive-dark.png"), url("assets/radio-mixed-backdrop-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:insensitive:backdrop.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:insensitive:backdrop,
 .titlebar .radio.titlebutton.button:inconsistent:insensitive:backdrop {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:insensitive:backdrop:selected,
@@ -1071,13 +1008,11 @@ GtkCalendar.radio:inconsistent:insensitive:backdrop:selected,
 
 .radio:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-dark.png"), url("assets/radio-checked-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:checked.button.flat,
 .header-bar .radio.titlebutton.button:checked,
 .titlebar .radio.titlebutton.button:checked {
-    icon-shadow: none;
 }
 
 .view.radio:checked:selected,
@@ -1088,13 +1023,11 @@ GtkCalendar.radio:checked:selected,
 
 .radio:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-insensitive-dark.png"), url("assets/radio-checked-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:checked:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:checked:insensitive,
 .titlebar .radio.titlebutton.button:checked:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:checked:insensitive:selected,
@@ -1105,13 +1038,11 @@ GtkCalendar.radio:checked:insensitive:selected,
 
 .radio:checked:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-hover-dark.png"), url("assets/radio-checked-hover-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:checked:hover.button.flat,
 .header-bar .radio.titlebutton.button:checked:hover,
 .titlebar .radio.titlebutton.button:checked:hover {
-    icon-shadow: none;
 }
 
 .view.radio:checked:hover:selected,
@@ -1122,13 +1053,11 @@ GtkCalendar.radio:checked:hover:selected,
 
 .radio:checked:active {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-active-dark.png"), url("assets/radio-checked-active-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:checked:active.button.flat,
 .header-bar .radio.titlebutton.button:checked:active,
 .titlebar .radio.titlebutton.button:checked:active {
-    icon-shadow: none;
 }
 
 .view.radio:checked:active:selected,
@@ -1139,13 +1068,11 @@ GtkCalendar.radio:checked:active:selected,
 
 .radio:backdrop:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-dark.png"), url("assets/radio-checked-backdrop-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:backdrop:checked.button.flat,
 .header-bar .radio.titlebutton.button:backdrop:checked,
 .titlebar .radio.titlebutton.button:backdrop:checked {
-    icon-shadow: none;
 }
 
 .view.radio:backdrop:checked:selected,
@@ -1156,13 +1083,11 @@ GtkCalendar.radio:backdrop:checked:selected,
 
 .radio:backdrop:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-insensitive-dark.png"), url("assets/radio-checked-backdrop-insensitive-dark@2.png"));
-    icon-shadow: none;
 }
 
 .radio:backdrop:checked:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:backdrop:checked:insensitive,
 .titlebar .radio.titlebutton.button:backdrop:checked:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:backdrop:checked:insensitive:selected,

Paper/gtk-3.0/gtk-widgets-assets.css

@@ -538,13 +538,11 @@
 
 .check {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked.png"), url("assets/checkbox-unchecked@2.png"));
-    icon-shadow: none;
 }
 
 .check.button.flat,
 .header-bar .check.titlebutton.button,
 .titlebar .check.titlebutton.button {
-    icon-shadow: none;
 }
 
 .view.check:selected,
@@ -555,13 +553,11 @@ GtkCalendar.check:selected,
 
 .check:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-hover.png"), url("assets/checkbox-unchecked-hover@2.png"));
-    icon-shadow: none;
 }
 
 .check:hover.button.flat,
 .header-bar .check.titlebutton.button:hover,
 .titlebar .check.titlebutton.button:hover {
-    icon-shadow: none;
 }
 
 .view.check:hover:selected,
@@ -572,13 +568,11 @@ GtkCalendar.check:hover:selected,
 
 .check:active {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-active.png"), url("assets/checkbox-unchecked-active@2.png"));
-    icon-shadow: none;
 }
 
 .check:active.button.flat,
 .header-bar .check.titlebutton.button:active,
 .titlebar .check.titlebutton.button:active {
-    icon-shadow: none;
 }
 
 .view.check:active:selected,
@@ -589,13 +583,11 @@ GtkCalendar.check:active:selected,
 
 .check:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-insensitive.png"), url("assets/checkbox-unchecked-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .check:insensitive.button.flat,
 .header-bar .check.titlebutton.button:insensitive,
 .titlebar .check.titlebutton.button:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:insensitive:selected,
@@ -606,13 +598,11 @@ GtkCalendar.check:insensitive:selected,
 
 .check:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop.png"), url("assets/checkbox-unchecked-backdrop@2.png"));
-    icon-shadow: none;
 }
 
 .check:backdrop.button.flat,
 .header-bar .check.titlebutton.button:backdrop,
 .titlebar .check.titlebutton.button:backdrop {
-    icon-shadow: none;
 }
 
 .view.check:backdrop:selected,
@@ -623,13 +613,11 @@ GtkCalendar.check:backdrop:selected,
 
 .check:backdrop:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-insensitive.png"), url("assets/checkbox-unchecked-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .check:backdrop:insensitive.button.flat,
 .header-bar .check.titlebutton.button:backdrop:insensitive,
 .titlebar .check.titlebutton.button:backdrop:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:backdrop:insensitive:selected,
@@ -640,13 +628,11 @@ GtkCalendar.check:backdrop:insensitive:selected,
 
 .check:inconsistent {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed.png"), url("assets/checkbox-mixed@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent.button.flat,
 .header-bar .check.titlebutton.button:inconsistent,
 .titlebar .check.titlebutton.button:inconsistent {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:selected,
@@ -657,13 +643,11 @@ GtkCalendar.check:inconsistent:selected,
 
 .check:inconsistent:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-hover.png"), url("assets/checkbox-mixed-hover@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:hover.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:hover,
 .titlebar .check.titlebutton.button:inconsistent:hover {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:hover:selected,
@@ -674,13 +658,11 @@ GtkCalendar.check:inconsistent:hover:selected,
 
 .check:inconsistent:selected {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-active.png"), url("assets/checkbox-mixed-active@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:selected.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:selected,
 .titlebar .check.titlebutton.button:inconsistent:selected {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:selected:selected,
@@ -691,13 +673,11 @@ GtkCalendar.check:inconsistent:selected,
 
 .check:inconsistent:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop.png"), url("assets/checkbox-mixed-backdrop@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:backdrop.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:backdrop,
 .titlebar .check.titlebutton.button:inconsistent:backdrop {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:backdrop:selected,
@@ -708,13 +688,11 @@ GtkCalendar.check:inconsistent:backdrop:selected,
 
 .check:inconsistent:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-insensitive.png"), url("assets/checkbox-mixed-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:insensitive.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:insensitive,
 .titlebar .check.titlebutton.button:inconsistent:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:insensitive:selected,
@@ -725,13 +703,11 @@ GtkCalendar.check:inconsistent:insensitive:selected,
 
 .check:inconsistent:insensitive:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-insensitive.png"), url("assets/checkbox-mixed-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .check:inconsistent:insensitive:backdrop.button.flat,
 .header-bar .check.titlebutton.button:inconsistent:insensitive:backdrop,
 .titlebar .check.titlebutton.button:inconsistent:insensitive:backdrop {
-    icon-shadow: none;
 }
 
 .view.check:inconsistent:insensitive:backdrop:selected,
@@ -742,13 +718,11 @@ GtkCalendar.check:inconsistent:insensitive:backdrop:selected,
 
 .check:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked.png"), url("assets/checkbox-checked@2.png"));
-    icon-shadow: none;
 }
 
 .check:checked.button.flat,
 .header-bar .check.titlebutton.button:checked,
 .titlebar .check.titlebutton.button:checked {
-    icon-shadow: none;
 }
 
 .view.check:checked:selected,
@@ -759,13 +733,11 @@ GtkCalendar.check:checked:selected,
 
 .check:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-insensitive.png"), url("assets/checkbox-checked-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .check:checked:insensitive.button.flat,
 .header-bar .check.titlebutton.button:checked:insensitive,
 .titlebar .check.titlebutton.button:checked:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:checked:insensitive:selected,
@@ -776,13 +748,11 @@ GtkCalendar.check:checked:insensitive:selected,
 
 .check:checked:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-hover.png"), url("assets/checkbox-checked-hover@2.png"));
-    icon-shadow: none;
 }
 
 .check:checked:hover.button.flat,
 .header-bar .check.titlebutton.button:checked:hover,
 .titlebar .check.titlebutton.button:checked:hover {
-    icon-shadow: none;
 }
 
 .view.check:checked:hover:selected,
@@ -793,13 +763,11 @@ GtkCalendar.check:checked:hover:selected,
 
 .check:checked:active {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-active.png"), url("assets/checkbox-checked-active@2.png"));
-    icon-shadow: none;
 }
 
 .check:checked:active.button.flat,
 .header-bar .check.titlebutton.button:checked:active,
 .titlebar .check.titlebutton.button:checked:active {
-    icon-shadow: none;
 }
 
 .view.check:checked:active:selected,
@@ -810,13 +778,11 @@ GtkCalendar.check:checked:active:selected,
 
 .check:backdrop:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop.png"), url("assets/checkbox-checked-backdrop@2.png"));
-    icon-shadow: none;
 }
 
 .check:backdrop:checked.button.flat,
 .header-bar .check.titlebutton.button:backdrop:checked,
 .titlebar .check.titlebutton.button:backdrop:checked {
-    icon-shadow: none;
 }
 
 .view.check:backdrop:checked:selected,
@@ -827,13 +793,11 @@ GtkCalendar.check:backdrop:checked:selected,
 
 .check:backdrop:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-insensitive.png"), url("assets/checkbox-checked-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .check:backdrop:checked:insensitive.button.flat,
 .header-bar .check.titlebutton.button:backdrop:checked:insensitive,
 .titlebar .check.titlebutton.button:backdrop:checked:insensitive {
-    icon-shadow: none;
 }
 
 .view.check:backdrop:checked:insensitive:selected,
@@ -845,18 +809,15 @@ GtkCalendar.check:backdrop:checked:insensitive:selected,
 .menu .menuitem.check {
     -gtk-icon-source: -gtk-icontheme("checkbox-symbolic");
     color: #7a7e7f;
-    icon-shadow: none;
 }
 
 .menu .menuitem.check:active,
 .menu .menuitem.check:checked {
     -gtk-icon-source: -gtk-icontheme("checkbox-checked-symbolic");
-    icon-shadow: none;
 }
 
 .menu .menuitem.check:inconsistent {
     -gtk-icon-source: -gtk-icontheme("checkbox-mixed-symbolic");
-    icon-shadow: none;
 }
 
 .menu .menuitem.check:hover {
@@ -869,13 +830,11 @@ GtkCalendar.check:backdrop:checked:insensitive:selected,
 
 .radio {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked.png"), url("assets/radio-unchecked@2.png"));
-    icon-shadow: none;
 }
 
 .radio.button.flat,
 .header-bar .radio.titlebutton.button,
 .titlebar .radio.titlebutton.button {
-    icon-shadow: none;
 }
 
 .view.radio:selected,
@@ -886,13 +845,11 @@ GtkCalendar.radio:selected,
 
 .radio:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-hover.png"), url("assets/radio-unchecked-hover@2.png"));
-    icon-shadow: none;
 }
 
 .radio:hover.button.flat,
 .header-bar .radio.titlebutton.button:hover,
 .titlebar .radio.titlebutton.button:hover {
-    icon-shadow: none;
 }
 
 .view.radio:hover:selected,
@@ -903,13 +860,11 @@ GtkCalendar.radio:hover:selected,
 
 .radio:active {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-active.png"), url("assets/radio-unchecked-active@2.png"));
-    icon-shadow: none;
 }
 
 .radio:active.button.flat,
 .header-bar .radio.titlebutton.button:active,
 .titlebar .radio.titlebutton.button:active {
-    icon-shadow: none;
 }
 
 .view.radio:active:selected,
@@ -920,13 +875,11 @@ GtkCalendar.radio:active:selected,
 
 .radio:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-insensitive.png"), url("assets/radio-unchecked-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .radio:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:insensitive,
 .titlebar .radio.titlebutton.button:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:insensitive:selected,
@@ -937,13 +890,11 @@ GtkCalendar.radio:insensitive:selected,
 
 .radio:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop.png"), url("assets/radio-unchecked-backdrop@2.png"));
-    icon-shadow: none;
 }
 
 .radio:backdrop.button.flat,
 .header-bar .radio.titlebutton.button:backdrop,
 .titlebar .radio.titlebutton.button:backdrop {
-    icon-shadow: none;
 }
 
 .view.radio:backdrop:selected,
@@ -954,13 +905,11 @@ GtkCalendar.radio:backdrop:selected,
 
 .radio:backdrop:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-insensitive.png"), url("assets/radio-unchecked-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .radio:backdrop:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:backdrop:insensitive,
 .titlebar .radio.titlebutton.button:backdrop:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:backdrop:insensitive:selected,
@@ -971,13 +920,11 @@ GtkCalendar.radio:backdrop:insensitive:selected,
 
 .radio:inconsistent {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed.png"), url("assets/radio-mixed@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent,
 .titlebar .radio.titlebutton.button:inconsistent {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:selected,
@@ -988,13 +935,11 @@ GtkCalendar.radio:inconsistent:selected,
 
 .radio:inconsistent:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-hover.png"), url("assets/radio-mixed-hover@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:hover.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:hover,
 .titlebar .radio.titlebutton.button:inconsistent:hover {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:hover:selected,
@@ -1005,13 +950,11 @@ GtkCalendar.radio:inconsistent:hover:selected,
 
 .radio:inconsistent:selected {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-active.png"), url("assets/radio-mixed-active@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:selected.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:selected,
 .titlebar .radio.titlebutton.button:inconsistent:selected {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:selected:selected,
@@ -1022,13 +965,11 @@ GtkCalendar.radio:inconsistent:selected,
 
 .radio:inconsistent:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop.png"), url("assets/radio-mixed-backdrop@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:backdrop.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:backdrop,
 .titlebar .radio.titlebutton.button:inconsistent:backdrop {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:backdrop:selected,
@@ -1039,13 +980,11 @@ GtkCalendar.radio:inconsistent:backdrop:selected,
 
 .radio:inconsistent:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-insensitive.png"), url("assets/radio-mixed-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:insensitive,
 .titlebar .radio.titlebutton.button:inconsistent:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:insensitive:selected,
@@ -1056,13 +995,11 @@ GtkCalendar.radio:inconsistent:insensitive:selected,
 
 .radio:inconsistent:insensitive:backdrop {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-insensitive.png"), url("assets/radio-mixed-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .radio:inconsistent:insensitive:backdrop.button.flat,
 .header-bar .radio.titlebutton.button:inconsistent:insensitive:backdrop,
 .titlebar .radio.titlebutton.button:inconsistent:insensitive:backdrop {
-    icon-shadow: none;
 }
 
 .view.radio:inconsistent:insensitive:backdrop:selected,
@@ -1073,13 +1010,11 @@ GtkCalendar.radio:inconsistent:insensitive:backdrop:selected,
 
 .radio:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked.png"), url("assets/radio-checked@2.png"));
-    icon-shadow: none;
 }
 
 .radio:checked.button.flat,
 .header-bar .radio.titlebutton.button:checked,
 .titlebar .radio.titlebutton.button:checked {
-    icon-shadow: none;
 }
 
 .view.radio:checked:selected,
@@ -1090,13 +1025,11 @@ GtkCalendar.radio:checked:selected,
 
 .radio:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-insensitive.png"), url("assets/radio-checked-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .radio:checked:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:checked:insensitive,
 .titlebar .radio.titlebutton.button:checked:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:checked:insensitive:selected,
@@ -1107,13 +1040,11 @@ GtkCalendar.radio:checked:insensitive:selected,
 
 .radio:checked:hover {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-hover.png"), url("assets/radio-checked-hover@2.png"));
-    icon-shadow: none;
 }
 
 .radio:checked:hover.button.flat,
 .header-bar .radio.titlebutton.button:checked:hover,
 .titlebar .radio.titlebutton.button:checked:hover {
-    icon-shadow: none;
 }
 
 .view.radio:checked:hover:selected,
@@ -1124,13 +1055,11 @@ GtkCalendar.radio:checked:hover:selected,
 
 .radio:checked:active {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-active.png"), url("assets/radio-checked-active@2.png"));
-    icon-shadow: none;
 }
 
 .radio:checked:active.button.flat,
 .header-bar .radio.titlebutton.button:checked:active,
 .titlebar .radio.titlebutton.button:checked:active {
-    icon-shadow: none;
 }
 
 .view.radio:checked:active:selected,
@@ -1141,13 +1070,11 @@ GtkCalendar.radio:checked:active:selected,
 
 .radio:backdrop:checked {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop.png"), url("assets/radio-checked-backdrop@2.png"));
-    icon-shadow: none;
 }
 
 .radio:backdrop:checked.button.flat,
 .header-bar .radio.titlebutton.button:backdrop:checked,
 .titlebar .radio.titlebutton.button:backdrop:checked {
-    icon-shadow: none;
 }
 
 .view.radio:backdrop:checked:selected,
@@ -1158,13 +1085,11 @@ GtkCalendar.radio:backdrop:checked:selected,
 
 .radio:backdrop:checked:insensitive {
     -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-insensitive.png"), url("assets/radio-checked-backdrop-insensitive@2.png"));
-    icon-shadow: none;
 }
 
 .radio:backdrop:checked:insensitive.button.flat,
 .header-bar .radio.titlebutton.button:backdrop:checked:insensitive,
 .titlebar .radio.titlebutton.button:backdrop:checked:insensitive {
-    icon-shadow: none;
 }
 
 .view.radio:backdrop:checked:insensitive:selected,

Paper/gtk-3.0/gtk-widgets.css

@@ -78,8 +78,9 @@
 @import url("widgets/entry.css");
 @import url("widgets/floating-bar.css");
 @import url("widgets/header-bar.css");
-@import url("widgets/images.css");
+@import url("widgets/images-labels.css");
 @import url("widgets/infobars.css");
+@import url("widgets/inline-toolbars.css");
 @import url("widgets/levelbars.css");
 @import url("widgets/linked-buttons.css");
 @import url("widgets/list-rows.css");

Paper/gtk-3.0/gtk.css

@@ -26,7 +26,6 @@
 @define-color background #fff;/* Background color */
 @define-color foreground #555;/* Foreground color */
 @define-color border #ccc;/* Borders color */
-@define-color button #ccc;/* Button color */
 @define-color separator alpha(#000, 0.2);/* Separator color */
 @define-color text @foreground;/* Text color */
 @define-color panel #576165;/* Panel color */

Paper/gtk-3.0/widgets/base-states.css

@@ -23,24 +23,18 @@
 .background {
     color: @foreground;
     background-color: @background;
-    text-shadow: none;
-    icon-shadow: none;
 }
 
-.background:backdrop {
+.background-color:backdrop {
     /* I want everything nice and flat in the backdrop window */
     background-color: @backdrop_background;
     color: @backdrop_text;
-    text-shadow: none;
-    icon-shadow: none;
 }
 
-.background:insensitive {
+.background-color:insensitive {
     /* I want everything nice and flat in the backdrop window */
     background-color: @insensitive_background;
     color: @insensitive_text;
-    text-shadow: none;
-    icon-shadow: none;
 }
 
 /* FIXME: why do we still need this? */
@@ -69,8 +63,6 @@ GtkClutterOffscreen {
 
 *:insensitive:backdrop {
     /* I want everything nice and flat in the backdrop window */
-    text-shadow: none;
-    icon-shadow: none;
     color: @backdrop_insensitive_foreground;
 }
 
@@ -116,5 +108,5 @@ GtkBox,
 GtkBox:insensitive,
 GtkGrid,
 GtkGrid:insensitive {
-    background-color: transparent;
+    background: none;
 }

Paper/gtk-3.0/widgets/buttons.css

@@ -16,31 +16,22 @@
 * with the Paper GTK theme. If not, see http://www.gnu.org/licenses/.
 */
 
+@define-color button_background shade(@background, 0.9);/* Button background color */
+@define-color backdrop_button_background shade(@backdrop_background, 0.9);/* Button background color */
+@define-color button_border @button_background; /* Button border color */
 
 /***********
  * Buttons *
  ***********/
  
-.button,
+.button {
-.button.text-button,
+    border-radius: 4px;
-.button.image-button {
+    padding: 4px 9px;
-    -GtkWidget-focus-padding: 0;
+    border-color: @button_background;
-    -GtkWidget-focus-line-width: 0;
+    background-color: @button_background;
-    border-radius: 6px;
+    border: none;
-    padding: 3px 8px;
-    background: none;
-    text-shadow: none;
-    icon-shadow: none;
-    border: 1px solid @border;
 }
 
-.button GtkImage,
-.button .flat GtkImage,
-.button.image-button GtkImage {
-    color: @text;
-}
-
-
 .button.flat,
 .button.flat:backdrop,
 .button.flat:backdrop:insensitive,
@@ -67,16 +58,8 @@ GtkCalendar.button:backdrop:hover,
 .scale-popup .button:backdrop,
 .scale-popup .button:backdrop:hover,
 .scale-popup .button:backdrop:insensitive {
-    background-color: transparent;
+    background: none;
-    background-image: none;
+    box-shadow: none;
-    text-shadow: none;
-    icon-shadow: none;
-    padding: 4px 9px;
-}
-
-
-/* Flat Button */
-.button.flat:active {
 }
 
 /* Focus Button */
@@ -85,11 +68,10 @@ GtkCalendar.button:backdrop:hover,
 .button:active:focus,
 .button.text-button:focus,
 .button.image-button:focus {
-    border: 1px solid @selection;
+    border-color: shade(@selection, 1.1);
-    background-color: @selection;
+    background-color: shade(@selection, 1.1);
     color: @selected_foreground;
-    text-shadow: none;
+    /*box-shadow: 0 1px 2px 0px alpha(#000,0.2);*/
-    icon-shadow: none;
 }
 
 /* Hover Button */
@@ -98,11 +80,10 @@ GtkCalendar.button:backdrop:hover,
 .button:active:hover,
 .button.text-button:hover,
 .button.image-button:hover {
-    border: 1px solid @selection;
+    border-color: shade(@selection, 1.2);
-    background-color: @selection;
+    background-color: shade(@selection, 1.2);
     color: @selected_foreground;
-    text-shadow: none;
+    /*box-shadow: 0 1px 2px 1px alpha(#000,0.2);*/
-    icon-shadow: none;
 }
 
 /* Active/Pressed Button */
@@ -110,23 +91,11 @@ GtkCalendar.button:backdrop:hover,
 .button.default:active,
 .button.text-button:active,
 .button.image-button:active {
-    border: 1px solid @selection;
+    border-color: shade(@selection, 1.1);
-    background: @selection;
+    background-color: shade(@selection, 1.1);
     color: @selected_foreground;
-    text-shadow: none;
+    /*box-shadow: 0 1px 2px 0px alpha(#000,0.2);*/
-    icon-shadow: none;
-}
 
-/* Active/Pressed Button */
-.button:active:hover,
-.button.default:active:hover,
-.button.text-button:active:hover,
-.button.image-button:active:hover {
-    border: 1px solid shade(@selection, 1.1);
-    background: shade(@selection, 1.1);
-    color: @selected_foreground;
-    text-shadow: none;
-    icon-shadow: none;
 }
 
 /* Insensitive Button */
@@ -136,10 +105,8 @@ GtkCalendar.button:backdrop:hover,
 .button.text-button:insensitive,
 .button.image-button:insensitive {
     border: 1px solid @insensitive_border;
-    background: @insensitive_button;
+    background-color: @insensitive_button;
     color: @insensitive_text;
-    text-shadow: none;
-    icon-shadow: none;
 }
 
 /* Backdrop Button */
@@ -148,11 +115,83 @@ GtkCalendar.button:backdrop:hover,
 .button:active:backdrop,
 .button.text-button:backdrop,
 .button.image-button:backdrop {
-    border: 1px solid @backdrop_border;
+    border-color: @backdrop_button_background;
-    background: @insensitive_button;
+    background-color: @backdrop_button_background;
     color: @backdrop_text;
-    text-shadow: none;
+}
-    icon-shadow: none;
+/* Backdrop Button */
+.button:backdrop:hover,
+.button.default:backdrop:hover,
+.button:active:backdrop:hover,
+.button.text-button:backdrop:hover,
+.button.image-button:backdrop:hover {
+    background-color: shade(@backdrop_button_background, 1.1);
+    color: @backdrop_text;
+    box-shadow: none;
+}
+
+/* Insensitive Button */
+.button:insensitive:backdrop,
+.button.default:insensitive:backdrop,
+.button:active:insensitive:backdrop,
+.button.text-button:insensitive:backdrop,
+.button.image-button:insensitive:backdrop {
+    border: 1px solid @insensitive_border;
+    background-color: @insensitive_button;
+    color: @insensitive_text;
+}
+
+/* Images */
+.button GtkImage {
+    color: @text;
+}
+
+.button:active GtkImage,
+.button:focus GtkImage,
+.button:hover GtkImage {
+    color: @selected_foreground;
+}
+
+.button:backdrop GtkImage,
+.button:backdrop:hover GtkImage,
+.button:active:backdrop GtkImage {
+    color: @backdrop_text;
+    -gtk-image-effect: dim;
+}
+
+.button:insensitive GtkImage {
+    color: @insensitive_text;
+    -gtk-image-effect: dim;
+}
+
+.button:insensitive:backdrop GtkImage {
+    color: mix(@backdrop_text, @insensitive_text, 0.5);
+    -gtk-image-effect: dim;
+}
+
+/* Labels */
+.button GtkLabel {
+    color: @text;
+}
+
+.button:active GtkLabel,
+.button:focus GtkLabel,
+.button:hover GtkLabel {
+    color: @selected_foreground;
+}
+
+.button:backdrop GtkLabel,
+.button:backdrop:hover GtkLabel,
+.button:active:backdrop GtkLabel {
+    color: @backdrop_text;
+}
+
+.button:insensitive GtkLabel {
+    color: @insensitive_text;
+}
+
+.button:insensitive:backdrop GtkLabel {
+    color: mix(@backdrop_text, @insensitive_text, 0.5);
 }
 
 /**************
@@ -172,7 +211,7 @@ GtkOverlay > .button:hover,
 GtkOverlay > .button:backdrop,
 GtkOverlay > .button:focus {
     background-image: none;
-    background-color: transparent;
+    background: none;
     color: #fff;
 }
 
@@ -180,7 +219,6 @@ GtkOverlay > .button:active,
 GtkOverlay > .button:hover:active {
     background-color: #fff;
     color: @foreground_color;
-    text-shadow: none;
 }
 
 GtkOverlay > .button:focus,

Paper/gtk-3.0/widgets/calendar.css

@@ -23,7 +23,7 @@
 GtkCalendar {
     padding: 2px;
     border-radius: 2px;
-    background: shade(@background, 0.8)
+    background-color: shade(@background, 0.8)
 }
 
 GtkCalendar.view {
@@ -63,6 +63,6 @@ GtkCalendar.button,
 GtkCalendar.button:insensitive,
 GtkCalendar.header,
 GtkCalendar.view {
-    background-color: transparent;
+    background: none;
     background-image: none;
 }

Paper/gtk-3.0/widgets/cell-row.css

@@ -22,7 +22,6 @@
 
 .cell {
     color: @foreground;
-    text-shadow: none;
     border-width: 0px;
 }
 

Paper/gtk-3.0/widgets/check-radio.css

@@ -24,20 +24,20 @@ GtkCheckButton:hover,
 GtkCheckButton:active:hover,
 GtkCheckButton:selected,
 GtkCheckButton:selected:focus {
-    background-color: transparent;
+    background: none;
 }
 
 .check,
 .check row:selected,
 .check row:selected:focus {
-	background-color: transparent;
+	background: none;
     color: @foreground;
 }
 
 .check:insensitive,
 .check row:selected:insensitive,
 .check row:selected:focus:insensitive {
-    background-color: transparent;
+    background: none;
     color: @insensitive_text;
 }
 
@@ -45,14 +45,14 @@ GtkCheckButton:selected:focus {
 .check:backdrop,
 .check row:selected:backdrop,
 .check row:selected:focus:backdrop {
-    background-color: transparent;
+    background: none;
     color: @backdrop_text;
 }
 
 .check:insensitive:backdrop,
 .check row:selected:insensitive:backdrop,
 .check row:selected:focus:insensitive:backdrop {
-    background-color: transparent;
+    background: none;
     color: @backdrop_insensitive_text;
 }
 
@@ -72,7 +72,7 @@ GtkCheckButton:selected:focus {
  *****************/
 
 .radio {
-    background-color: transparent;
+    background: none;
 }
 
 .radio:insensitive {

Paper/gtk-3.0/widgets/color-chooser.css

@@ -26,7 +26,7 @@ GtkColorSwatch:selected {
     border-style: solid;
     border: 1px solid alpha(#000, 0.1);
     border-radius: 1px;
-    background-color: transparent;
+    background: none;
     background-clip: border-box;
 }
 
@@ -90,7 +90,7 @@ GtkColorChooserWidget #add-color-button:hover {
     border-width: 1px;
     border-style: solid;
     border-width: 2px;
-    background-color: transparent;
+    background: none;
 }
 
 .color-active-badge.color-light,

Paper/gtk-3.0/widgets/column-header.css

@@ -21,6 +21,7 @@
  *****************/
  
 column-header .button {
+	box-shadow: none;
     border-radius: 0px;
     border: solid @border;
     border-width: 0 0 1px 1px;

Paper/gtk-3.0/widgets/combobox.css

@@ -77,49 +77,57 @@ GtkComboBox .separator {
 }
 
 GtkComboBox .arrow {
-    background-color: transparent;
+    background: none;
     border: none;
     color: @foreground;
 }
 
 
-/******************
- * Combobox Entry *
- ******************/
 
-GtkComboBox.combobox-entry .button:hover,
+
-GtkComboBox.combobox-entry .entry:hover {
+/* Images */
-    background-color: @selection;
+GtkCombobox:active GtkImage,
-    border: 1px solid @selection;
+GtkCombobox:focus GtkImage,
+GtkCombobox:hover GtkImage {
     color: @selected_foreground;
 }
 
-GtkComboBox.combobox-entry .button:selected,
+GtkCombobox:backdrop GtkImage,
-GtkComboBox.combobox-entry .entry:selected {
+GtkCombobox:backdrop:hover GtkImage,
-    background-color: @selection;
+GtkCombobox:active:backdrop GtkImage {
-    border: 1px solid @selection;
+    color: @backdrop_text;
+    -gtk-image-effect: dim;
+}
+
+GtkCombobox:insensitive GtkImage {
+    color: @insensitive_text;
+    -gtk-image-effect: dim;
+}
+
+GtkCombobox:insensitive:backdrop GtkImage {
+    color: mix(@backdrop_text, @insensitive_text, 0.5);
+    -gtk-image-effect: dim;
+}
+
+/* Labels */
+GtkCombobox:active GtkLabel,
+GtkCombobox:focus GtkLabel,
+GtkCombobox:hover GtkLabel {
     color: @selected_foreground;
 }
 
-GtkComboBox.combobox-entry .entry:insensitive,
+GtkCombobox:backdrop GtkLabel,
-GtkComboBox.combobox-entry .button:insensitive {
+GtkCombobox:backdrop:hover GtkLabel,
-    background-color: @insensitive_background;
+GtkCombobox:active:backdrop GtkLabel {
-    border: 1px solid @insensitive_border;
-    color: @insensitive_foreground;
-}
-
-GtkComboBox.combobox-entry .entry:backdrop,
-GtkComboBox.combobox-entry .button:backdrop {
-    background-color: @backdrop_background;
-    border: 1px solid @backdrop_border;
     color: @backdrop_text;
 }
 
-GtkComboBox.combobox-entry .entry:insensitive:backdrop,
+GtkCombobox:insensitive GtkLabel {
-GtkComboBox.combobox-entry .button:insensitive:backdrop {
+    color: @insensitive_text;
-    background-color: @backdrop_insensitive_background;
+}
-    border: 1px solid @backdrop_insensitive_border;
+
-    color: @backdrop_insensitive_text;
+GtkCombobox:insensitive:backdrop GtkLabel {
+    color: mix(@backdrop_text, @insensitive_text, 0.5);
 }
 
 
@@ -127,109 +135,30 @@ GtkComboBox.combobox-entry .button:insensitive:backdrop {
  * Combobox Entry *
  ******************/
 
-/* First child */
+/* Button */
-GtkComboBox.combobox-entry .entry:first-child,
+GtkComboBox.combobox-entry .button {
+    box-shadow: none;
+}
+
 GtkComboBox.combobox-entry .button:first-child {
-    border-radius: 6px 0 0 6px;
+    border-radius: 4px 0 0 4px;
-    border: 1px solid @border;
     border-right-width: 0;
 }
 
-GtkComboBox.combobox-entry .entry:first-child,
-GtkComboBox.combobox-entry .button:first-child {
-    border-right-width: 1px;
-}
-
-GtkComboBox.combobox-entry .button:backdrop:first-child {
-    box-shadow: none;
-    border-right-width: 1px;
-}
-
-/* Last child */
-GtkComboBox.combobox-entry .entry:last-child,
 GtkComboBox.combobox-entry .button:last-child {
-    border-radius: 0 6px 6px 0;
+    border-radius: 0 4px 4px 0;
-    border: 1px solid @border;
-    border-left-width: 0;
 }
 
-GtkComboBox.combobox-entry .entry:last-child:selected,
+/* Entry */
-GtkComboBox.combobox-entry .button:last-child:selected {
+GtkComboBox.combobox-entry .entry {
-    border-radius: 0 6px 6px 0;
+    box-shadow: none;
-    border: 1px solid @selection;
+}
-    border-left-width: 0;
+
+GtkComboBox.combobox-entry .entry:first-child {
+    border-radius: 4px 0 0 4px;
+    border-right-width: 0;
 }
 
 GtkComboBox.combobox-entry .entry:last-child {
-    border-left-width: 1px;
+    border-radius: 0 4px 4px 0;
-}
-
-
-/* Button */
-GtkComboBox.combobox-entry .button:backdrop:last-child {
-    box-shadow: none;
-    border-left-width: 1px;
-}
-
-GtkComboBox.combobox-entry .button *:active,
-GtkComboBox.combobox-entry .button *:active:hover {
-    border: solid @selection;
-    background-color: @selection;
-    color: @selected_foreground;
-}
-
-GtkComboBox.combobox-entry .entry,
-GtkComboBox.combobox-entry .entry:active,
-GtkComboBox.combobox-entry .entry:focus,
-GtkComboBox.combobox-entry .entry:insensitive {
-    border-top-right-radius: 0;
-    border-bottom-right-radius: 0;
-    border-right-width: 1px;
-    box-shadow: none;
-}
-
-GtkComboBox.combobox-entry .button,
-GtkComboBox.combobox-entry .button:hover,
-GtkComboBox.combobox-entry .button:active,
-GtkComboBox.combobox-entry .button:insensitive {
-    border-bottom-left-radius: 0;
-    border-top-left-radius: 0;
-}
-
-GtkComboBox.combobox-entry:insensitive,
-GtkComboBox.combobox-entry .entry:insensitive {
-    color: @insensitive_text;
-}
-   
-
-GtkComboBox.combobox-entry:insensitive {
-    background-color: @insensitive_background;
-    background-image: none;
-    color: @insensitive_text;
-}
-
-GtkComboBox.combobox-entry:selected {
-    background-color: @selection;
-    border: 1px solid @selection;
-}
-
-GtkComboBox.combobox-entry:insensitive {
-    background-color: @insensitive_background;
-    color: @insensitive_text;
-}
-
-GtkComboBox.combobox-entry:backdrop {
-    background-color: @backdrop_background;
-    color: @backdrop_text;
-    border-right-width: 0;
-    box-shadow: none;
-}
-
-GtkComboBox.combobox-entry:insensitive:backdrop {
-    color: mix(@backdrop_text, @insensitive_text, 0.2);
-}
-
-GtkComboBox.combobox-entry:selected:backdrop {
-    color: @backdrop_selected_foreground;
-    background-color: @backdrop_selected_background
 }

Paper/gtk-3.0/widgets/dynamic-notebook.css

@@ -34,14 +34,14 @@
 }
 
 .dynamic-notebook {
-    background-color: transparent;
+    background: none;
     border:none;
 
 }
 
 .dynamic-notebook:backdrop {
     background-clip: border-box;
-    background-color: transparent;
+    background: none;
     background-image: none;
     border:none;
 }
@@ -82,7 +82,7 @@
 }
 
 .dynamic-notebook GtkLabel {
-    background-color: transparent;
+    background: none;
     color: @foreground;
 }
 
@@ -97,7 +97,7 @@
 
 .dynamic-notebook GtkLabel:insensitive,
 .dynamic-notebook .image:insensitive {
-    background-color: transparent;
+    background: none;
     color: @insensitive_background;
 }
 

Paper/gtk-3.0/widgets/entry.css

@@ -21,10 +21,10 @@
  *********/
 
 .entry {
-    background-color: transparent;
+    background: none;
     color: @text;
     padding: 6px;
-    border-radius: 6px;
+    border-radius: 2px;
     icon-shadow:none;
     border: 1px solid @border;
 }
@@ -36,7 +36,7 @@
 }
 
 .entry:insensitive {
-    background: @insensitive_background;
+    background-color: @insensitive_background;
     color: @insensitive_text;
     box-shadow:none;
 }
@@ -47,7 +47,7 @@
 }
 
 .entry:backdrop {
-    background: @backdrop_background;
+    background-color: @backdrop_background;
     color: @backdrop_text;
     box-shadow: none;
 }
@@ -76,6 +76,11 @@
     icon-shadow:none;
 }
 
+.entry .button,
+.entry .button:hover {
+    box-shadow:none;
+}
+
 
 /*********************
  * Entry Progressbar *
@@ -86,7 +91,7 @@
     margin: 0 2px 0 2px;
     border-image: none;
     border-style: none;
-    background-color: transparent;
+    background: none;
     background-image: linear-gradient(to top, 
                                       transparent 2px,
                                       @base 2px,

Paper/gtk-3.0/widgets/floating-bar.css

@@ -55,6 +55,6 @@
     -GtkButton-inner-border: 0;
 
     border-style: none;
-    background-color: transparent;
+    background: none;
     background-image: none;
 }

Paper/gtk-3.0/widgets/header-bar.css

@@ -60,7 +60,7 @@
 
 /* Separator */
 .header-bar .separator {
-    background: transparent;
+    background: none;
     color: transparent;
 }
 
@@ -153,8 +153,9 @@
 .header-bar GtkComboBox:hover,
 .header-bar .suggested-action.button:hover {
     border-radius: 0px;
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     border: none;
+    box-shadow: inset 0 -2px 0 0 @header_text;
     color: @header_text;
 }
 
@@ -195,7 +196,7 @@
 .header-bar GtkComboBox:active:backdrop,
 .header-bar .suggested-action.button:active:backdrop {
     border-radius: 0px;
-    background: alpha(#000, 0.2);
+    background-color: alpha(#000, 0.2);
     font: Bold;
     border: none;
     color: @backdrop_header_text;
@@ -214,8 +215,9 @@
 .header-bar GtkComboBox:backdrop:hover,
 .header-bar .suggested-action.button:backdrop:hover {
     border-radius: 0px;
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     border: none;
+    box-shadow: inset 0 -2px 0 0 @backdrop_header_text;
     color: @backdrop_header_text;
 }
 
@@ -257,6 +259,36 @@
     -gtk-image-effect: dim;
 }
 
+.header-bar .button GtkImage:insensitive:backdrop {
+    color: mix(@backdrop_toolbar_text, @insensitive_toolbar_text, 0.5);
+    -gtk-image-effect: dim;
+}
+
+/* Button Labels */
+.header-bar .button GtkLabel,
+.header-bar .button GtkLabel:active,
+.header-bar .button GtkLabel:focus,
+.header-bar .button GtkLabel:hover {
+    color: @header_text;
+}
+
+.header-bar .button GtkLabel:active:backdrop,
+.header-bar .button GtkLabel:backdrop,
+.header-bar .button GtkLabel:backdrop:hover {
+    color: @backdrop_header_text;
+    -gtk-image-effect: dim;
+}
+
+.header-bar .button GtkLabel:insensitive {
+    color: @insensitive_header_text;
+    -gtk-image-effect: dim;
+}
+
+.header-bar .button GtkLabel:insensitive:backdrop {
+    color: mix(@backdrop_toolbar_text, @insensitive_toolbar_text, 0.5);
+    -gtk-image-effect: dim;
+}
+
 
 /*************************
  * Header bar separator  *
@@ -274,7 +306,7 @@
 .header-bar .separator,
 .header-bar .button .separator,
 .header-bar .button.separator {
-    background-color: transparent;
+    background: none;
     color: transparent;
     border:none;
 } 
@@ -285,7 +317,7 @@
  ********************/
 
 .header-bar .entry {
-    background-color: transparent;
+    background: none;
     color: @header_text;
     padding: 6px;
     border-radius: 6px;
@@ -295,13 +327,13 @@
 
 .header-bar .entry:active,
 .header-bar .entry:focus {
-    background-color: transparent;
+    background: none;
     color: @header_text;
     border: none;
 }
 
 .header-bar .entry:backdrop {
-    background-color: transparent;
+    background: none;
     color: @backdrop_header_text;
     border: none;
 }

Paper/gtk-3.0/widgets/images-labels.css

@@ -17,16 +17,62 @@
 */
 
 /*********
- * Image *
+ * Images *
- *********/
+ **********/
  
 GtkImage,
-GtkImage:active,
+* GtkImage {
-GtkImage:insensitive {
+	background: none;
-    background-color: transparent;
+    color: @toolbar_text;
-    border:none;
 }
 
+GtkImage:backdrop,
+* GtkImage:backdrop {
+	background: none;
+    color: @backdrop_toolbar_text;
+    -gtk-image-effect: dim;
+}
+
+GtkImage:insensitive,
+* GtkImage:insensitive {
+	background: none;
+    color: @insensitive_toolbar_text;
+    -gtk-image-effect: dim;
+}
+
+GtkImage:insensitive:backdrop,
+* GtkImage:insensitive:backdrop {
+	background: none;
+    color: mix(@backdrop_toolbar_text , @insensitive_toolbar_text , 0.5);
+    -gtk-image-effect: dim;
+}
+
+/**********
+ * Labels *
+ **********
+
+GtkLabel {
+    background: none;
+    color: @toolbar_text;
+}
+
+GtkLabel:backdrop {
+    background: none;
+    color: @backdrop_toolbar_text;
+}
+
+GtkLabel:insensitive {
+    background: none;
+    color: @insensitive_toolbar_text;
+}
+
+GtkLabel:insensitive:backdrop {
+    background: none;
+    color: mix(@backdrop_toolbar_text , @insensitive_toolbar_text , 0.5);
+}
+
+*/
+
 /*******************
  * Symbolic Images *
  *******************/

Paper/gtk-3.0/widgets/infobars.css

@@ -21,7 +21,7 @@
  **************/
  
 GtkInfoBar {
-    background: @base;
+    background-color: @base;
     color: @foreground;
     border: solid @border;
     border-bottom-width: 1px;

Paper/gtk-3.0/widgets/inline-toolbars.css

@@ -0,0 +1,150 @@
+/* Copyright 2014 Sam Hewitt.
+*
+* This file is part of the Paper GTK theme.
+*
+* The Paper GTK theme is free software: you can redistribute it
+* and/or modify it under the terms of the GNU General Public License as
+* published by the Free Software Foundation, either version 3 of the
+* License, or (at your option) any later version.
+*
+* The Paper GTK theme is distributed in the hope that it will be
+* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+* Public License for more details.
+*
+* You should have received a copy of the GNU General Public License along
+* with the Paper GTK theme. If not, see http://www.gnu.org/licenses/.
+*/
+
+
+/*******************
+ * Inline Toolbars *
+ *******************/
+
+.inline-toolbar.toolbar {
+    background-color: shade(@background, 0.9);
+    border: solid @border;
+    border-width: 0 1px 1px 1px;
+    color: @text;
+    box-shadow: none;
+}
+
+.inline-toolbar.toolbar:backdrop {
+    padding: 4px;
+    background-color: @backdrop_background;
+    box-shadow: none;
+    -gtk-image-effect: dim;
+}
+
+
+.inline-toolbar.toolbar:first-child {
+    border-radius: 6px 6px 0px 0px;
+    border-width: 1px 1px 0px 1px;
+}
+
+.inline-toolbar.toolbar:last-child {
+    border-radius: 0 0 6px 6px;
+    border-width: 0px 1px 1px 1px;
+}
+
+/* Buttons */
+.inline-toolbar.toolbar .button,
+.inline-toolbar.toolbar .text-button,
+.inline-toolbar.toolbar .image-button {
+    border: none;
+    background: none;
+    color: @text;
+    border-radius: 0px;
+    padding: 13px;
+}
+
+.inline-toolbar.toolbar .button:active
+.inline-toolbar.toolbar .text-button:active,
+.inline-toolbar.toolbar .image-button:active {
+    border: none;
+    color: @text;
+    box-shadow: none;
+    padding: 13px;
+}
+
+.inline-toolbar.toolbar .button .raised
+.inline-toolbar.toolbar .text-button .raised,
+.inline-toolbar.toolbar .image-button .raised {
+    border: none;
+    color: @text;
+    box-shadow: none;
+    padding: 13px;
+}
+
+/* Hover */
+.inline-toolbar.toolbar .button:hover,
+.inline-toolbar.toolbar .button:active:hover
+.inline-toolbar.toolbar .text-button:hover,
+.inline-toolbar.toolbar .text-button:active:hover,
+.inline-toolbar.toolbar .image-button:hover,
+.inline-toolbar.toolbar .image-button:active:hover {
+    padding: 13px;
+    border: none;
+    background-color: alpha(#000, 0.1);
+    color: @text;
+    box-shadow: none;
+}
+
+/* Insensitive */
+.inline-toolbar.toolbar .button:insensitive,
+.inline-toolbar.toolbar .text-button:insensitive,
+.inline-toolbar.toolbar .image-button:insensitive {
+    color: @insensitive_header_text;
+    -gtk-image-effect: dim;
+}
+
+
+/* Backdrop */
+.inline-toolbar.toolbar .button:backdrop,
+.inline-toolbar.toolbar .button:active:backdrop
+.inline-toolbar.toolbar .text-button:backdrop,
+.inline-toolbar.toolbar .text-button:active:backdrop,
+.inline-toolbar.toolbar .image-button:backdrop,
+.inline-toolbar.toolbar .image-button:active:backdrop {
+    color: @backdrop_text;
+    border: none;
+    padding: 13px;
+}
+
+/* Insensitive:Backdrop; */
+.inline-toolbar.toolbar .button:insensitive:backdrop,
+.inline-toolbar.toolbar .text-button:insensitive:backdrop,
+.inline-toolbar.toolbar .image-button:insensitive:backdrop {
+    padding: 13px;
+    border: none;
+    color: mix(@backdrop_text, @insensitive_text, 0.5);
+}
+
+
+/* Images */
+.inline-toolbar.toolbar .button GtkImage {
+    color: @text;
+}
+
+.inline-toolbar.toolbar .button:active GtkImage,
+.inline-toolbar.toolbar .button:focus GtkImage,
+.inline-toolbar.toolbar .button:hover GtkImage {
+    color: @text;
+}
+
+.inline-toolbar.toolbar .button:backdrop GtkImage,
+.inline-toolbar.toolbar .button:backdrop:hover GtkImage,
+.inline-toolbar.toolbar .button:active:backdrop GtkImage {
+    color: @backdrop_text;
+    -gtk-image-effect: dim;
+}
+
+.inline-toolbar.toolbar .button:insensitive GtkImage {
+    color: @insensitive_text;
+    -gtk-image-effect: dim;
+}
+
+.inline-toolbar.toolbar .button:insensitive:backdrop GtkImage {
+    color: mix(@backdrop_text, @insensitive_text, 0.5);
+    -gtk-image-effect: dim;
+}

Paper/gtk-3.0/widgets/levelbars.css

@@ -105,12 +105,12 @@ GtkLevelBar.vertical {
 }
 
 .level-bar.fill-block.empty-fill-block {
-    background-color: transparent;
+    background: none;
     background-image: none;
     border-color: alpha(@foreground, 0.1);
 }
 
 .level-bar.fill-block.empty-fill-block:backdrop {
     border-color: transparent;
-    background-color: transparent;
+    background: none;
 }

Paper/gtk-3.0/widgets/list-rows.css

@@ -81,4 +81,29 @@
     border-bottom-width: 1px;
     background-color: alpha(@selection, 0.2);
     color: @selection;
+}
+
+/* Labels */
+.button .list-row GtkLabel {
+    color: @text;
+}
+
+.button .list-row:active GtkLabel,
+.button .list-row:focus GtkLabel,
+.button .list-row:hover GtkLabel {
+    color: @selected_foreground;
+}
+
+.button .list-row:backdrop GtkLabel,
+.button .list-row:backdrop:hover GtkLabel,
+.button .list-row:active:backdrop GtkLabel {
+    color: @backdrop_text;
+}
+
+.button .list-row:insensitive GtkLabel {
+    color: @insensitive_text;
+}
+
+.button .list-row:insensitive:backdrop GtkLabel {
+    color: mix(@backdrop_text, @insensitive_text, 0.5);
 }

Paper/gtk-3.0/widgets/menu-button.css

@@ -79,5 +79,4 @@ GtkMenuButton.button *:active,
 }
 
 GtkMenuButton .menu {
-    text-shadow: none;
 }

Paper/gtk-3.0/widgets/menubars.css

@@ -32,20 +32,21 @@
 }
 
 .menubar .menuitem {
-    background-color: transparent;
+    background: none;
     color: @header_text;
 
     -gtk-icon-style: symbolic;
 }
 
+.menubar.menuitem:active,
 .menubar .menuitem:active {
-    background-color: transparent;
+    background: none;
     color: @selection;
     box-shadow:inset 0 -3px 0 0 @selection;
 }
 
 .menubar .menuitem:backdrop {
-    background-color: transparent;
+    background: none;
     color: @backdrop_header_text;
 }
 

Paper/gtk-3.0/widgets/menus.css

@@ -29,7 +29,6 @@
 
 .context-menu {
     font: initial;
-    text-shadow: none;
     box-shadow: 0 2px 3px 2px @menu_shadow;
 }
 
@@ -161,7 +160,7 @@
 .menuitem.radio {
     background: none;
     background-image: none;
-    background-color: transparent;
+    background: none;
     box-shadow: none;
 }
 
@@ -183,6 +182,6 @@
 .menuitem.radio:inconsistent:hover ,
 .menuitem.radio:inconsistent:insensitive,
 .menuitem.radio:insensitive {
-    background-color: transparent;
+    background: none;
     box-shadow: none;
 }

Paper/gtk-3.0/widgets/miscellaneous.css

@@ -27,7 +27,7 @@
     border-top-left-radius: 0px;
     border-top-right-radius: 0px;
     padding: 8px;
-    background: @base;
+    background-color: @base;
     color: @foreground;
 }
 
@@ -38,14 +38,6 @@
 .h2 { font: 18; }
 .h3 { font: 12; }
 
-/*********
- * label *
- *********/
-GtkLabel,
-GtkLabel:active,
-GtkLabel:insensitive {
-    background-color: transparent;
-}
 
 /*************
  * assistant *
@@ -78,7 +70,7 @@ GtkBubbleWindow.osd.background {
 }
 
 GtkBubbleWindow .toolbar {
-    background-color: transparent;
+    background: none;
 }
 
 
@@ -100,7 +92,7 @@ GtkBubbleWindow .toolbar {
 }
 
 .grip {
-    background-color: transparent;
+    background: none;
 }
 
 .arrow {

Paper/gtk-3.0/widgets/notebook.css

@@ -249,14 +249,14 @@
 /*----- Labels -----*/
 
 .notebook tab GtkLabel {
-    background-color: transparent;
+    background: none;
     color: @backdrop_text;
 }
 
 .notebook tab:active GtkLabel,
 .notebook .active-page,
 .notebook tab .active-page GtkLabel {
-    background-color: transparent;
+    background: none;
     color: @foreground;
     font-weight: bold;
     text-shadow: 0 1px alpha(@base,0.2);
@@ -264,9 +264,8 @@
 
 .notebook tab:backdrop GtkLabel,
 .notebook tab GtkLabel:backdrop {
-    background-color: transparent;
+    background: none;
     color: @backdrop_text;
-    text-shadow: none;
 }
 
 /*----- Close Button -----*/
@@ -277,27 +276,25 @@
     color: @backdrop_text;
     border: none;
     background-image: none;
-    background-color: transparent;
+    background: none;
     border-radius: 16px;
     padding: 0;
     box-shadow: none;
-    icon-shadow: none;
 }
 
 .notebook tab .button:hover {
     color: @foreground;
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
 }
 
 .notebook tab .button:active,
 .notebook tab .button:active:hover {
     color: @selection_foreground;
-    background: @selection;
+    background-color: @selection;
 }
 
 .notebook tab .button:backdrop {
     color: mix(@backdrop_foreground, @backdrop_base, 0.7);
-    icon-shadow: none;
 }
 
 .notebook tab .button:backdrop:hover {

Paper/gtk-3.0/widgets/osd.css

@@ -29,7 +29,7 @@
 }
 
 GtkOverlay.osd {
-    background-color: transparent;
+    background: none;
 }
 
 .osd.frame {
@@ -89,7 +89,7 @@ GtkOverlay.osd {
 .osd .button,
 .osd .button:prelight,
 .osd .button:active {
-    background-color: transparent;
+    background: none;
 }
 
 .osd.button:insensitive,
@@ -149,8 +149,6 @@ GtkOverlay.osd {
 .osd .button:insensitive,
 .osd .button:active *:insensitive {
     color: @osd_button_foreground_insensitive;
-    text-shadow: none;
-    icon-shadow: none;
 }
 
 .osd.button:backdrop,
@@ -160,8 +158,6 @@ GtkOverlay.osd {
 .osd .button:backdrop:insensitive,
 .osd .button:backdrop:active *:insensitive {
     color: @osd_button_foreground_backdrop;
-    text-shadow: none;
-    icon-shadow: none;
 }
 
 .osd.button:backdrop:active,
@@ -191,7 +187,7 @@ GtkOverlay.osd {
 }
 
 .osd GtkMenuButton.button:active {
-    background-color: transparent;
+    background: none;
     border-color: @osd_button_border;
 }
 
@@ -212,7 +208,7 @@ GtkOverlay.osd {
                                       @osd_toolbar_background_b 63%,
                                       @osd_toolbar_background_c
                                       );
-    background-color: transparent;
+    background: none;
 
     -GtkToolbar-button-relief: normal;
 }
@@ -272,7 +268,7 @@ GtkOverlay.osd {
                                       shade(@osd_button_border, 0.70),
                                       shade(@osd_button_border, 0.90)
                                       );
-    background-color: transparent;
+    background: none;
 }
 
 .osd .scale.trough.highlight {
@@ -287,7 +283,7 @@ GtkOverlay.osd {
 .osd .scale.trough.highlight:insensitive {
     border-color: shade(@osd_button_border, 0.60);
     background-image: none;
-    background-color: transparent;
+    background: none;
 }
 
 .osd GtkProgressBar,
@@ -305,7 +301,7 @@ GtkProgressBar.osd.trough {
     border-style: none;
     border-width: 0;
     background-image: none;
-    background-color: transparent;
+    background: none;
     border-radius: 0;
 }
 
@@ -349,7 +345,7 @@ GtkProgressBar.osd.progressbar {
 
 .osd GtkIconView.cell:selected,
 .osd GtkIconView.cell:selected:focus {
-    background-color: transparent;
+    background: none;
 
     border-style: solid;
     border-radius: 15px;

Paper/gtk-3.0/widgets/popovers.css

@@ -44,7 +44,7 @@ GtkPopover.osd {
 GtkPopover .button,
 GtkPopover .button .image-button {
     border: none;
-    background: @base;
+    background-color: @base;
     color: @text;
 }
 
@@ -63,14 +63,14 @@ GtkPopover .button .image-button:hover {
 GtkPopover .button:active,
 GtkPopover .button .image-button:active {
     border: none;
-    background: @selection;
+    background-color: @selection;
     color: shade(@text, 0.8);
 }
 
 GtkPopover .button:active:hover,
 GtkPopover .button .image-button:active:hover {
     border: none;
-    background: shade(@selection, 1.1);
+    background-color: shade(@selection, 1.1);
     color: shade(@text, 0.8);
 }
 
@@ -91,7 +91,7 @@ GtkPopover .button .image-button:backdrop {
 GtkPopover .linked .button,
 GtkPopover .linked .button .image-button {
     border: 1px solid @border;
-    background: @base;
+    background-color: @base;
     color: @text;
 }
 
@@ -107,13 +107,13 @@ GtkPopover .linked .button .image-button:hover {
 
 GtkPopover .linked .button:active,
 GtkPopover .linked .button .image-button:active {
-    background: @selection;
+    background-color: @selection;
     color: shade(@text, 0.8);
 }
 
 GtkPopover .linked .button:active:hover,
 GtkPopover .linked .button .image-button:active:hover {
-    background: shade(@selection, 1.1);
+    background-color: shade(@selection, 1.1);
     color: shade(@text, 0.8);
 }
 
@@ -143,9 +143,7 @@ GtkPopover .separator {
     font-size: 80%;
     font-weight: bold;
     color: @border;
-    text-shadow: none;
+    background: none;
-    background: transparent;
-    icon-shadow: none;
     border: 0;
 }
 

Paper/gtk-3.0/widgets/progressbars.css

@@ -29,17 +29,17 @@ GtkProgressBar {
 
 GtkProgressBar.progressbar {
     color: @selected_foreground;
-    background: @selection;
+    background-color: @progressbar_background;
 }
 
 GtkProgressBar.progressbar:backdrop {
     color: @selected_foreground;
-    background-color: shade(@backdrop_background, 0.95);
+    background-color: @backdrop_progressbar_background;
 }
 
 GtkProgressBar.trough {
     border: 1px solid @trough_background;
-    background: @trough_background;
+    background-color: @trough_background;
 }
 
 .progressbar row,
@@ -51,7 +51,7 @@ GtkProgressBar.trough {
 .progressbar.vertical row:selected,
 .progressbar.vertical row:selected:focus {
     color: @selected_foreground;
-    background: @selection;
+    background-color: @selection;
 }
 
 .progressbar row:insensitive,
@@ -75,7 +75,7 @@ GtkProgressBar.trough {
 .progressbar.vertical row:selected:backdrop,
 .progressbar.vertical row:selected:focus:backdrop {
     color: @selected_foreground;
-    background: @backdrop_progressbar_background;
+    background-color: @backdrop_progressbar_background;
 }
 
 

Paper/gtk-3.0/widgets/scales.css

@@ -111,18 +111,18 @@
  ****************/
 .scale.progressbar
 .scale.progressbar.vertical {
-    background: @selection;
+    background-color: @selection;
     border: 1px solid @selection;
 }
 
 .scale.progressbar:insensitive,
 .scale.progressbar.vertical:insensitive {
-    background: @insensitive_trough_background;
+    background-color: @insensitive_trough_background;
     border: 1px solid @insensitive_trough_background;
 }
 
 .scale.progressbar:backdrop,
 .scale.progressbar.vertical:backdrop {
-    background: @backdrop_trough_background;
+    background-color: @backdrop_trough_background;
     border: 1px solid @backdrop_trough_background;
 }

Paper/gtk-3.0/widgets/scrollbars.css

@@ -70,20 +70,20 @@
 .scrollbar.trough {
     border-radius: 10px;
     background-image: none;
-    background-color: transparent;
+    background: none;
     border-width: 0;
     border-image: none;
 }
 
 .scrollbar.trough:insensitive {
-    background-color: transparent;
+    background: none;
     border: 3px solid transparent;
 }
 
 .scrollbars-junction:backdrop,
 .scrollbar.trough:backdrop {
     background-image: none;
-    background-color: transparent;
+    background: none;
     border-width: 0;
     border-radius: 0;
     border-image: none;
@@ -91,7 +91,7 @@
 
 .scrollbar.trough:insensitive:backdrop {
     background-image: none;
-    background-color: transparent;
+    background: none;
     border-width: 0;
     border-radius: 0;
     border-image: none;

Paper/gtk-3.0/widgets/search-bars.css

@@ -26,48 +26,55 @@
 
 .search-bar.toolbar,
 .search-bar {
-    background: @search;
+    background-color: @search;
-    border-bottom: 1px solid @border;
+    box-shadow: inset 0 -3px 3px -4px alpha(#000, 0.5);
+    color: @search_text;
+}
+.search-bar.toolbar:focus,
+.search-bar:focus {
+    background-color: @search;
     box-shadow: inset 0 -3px 3px -4px alpha(#000, 0.5);
     color: @search_text;
 }
 
 .search-bar.toolbar:backdrop,
 .search-bar:backdrop {
-    background: shade(@search, 0.9);
+    background-color: shade(@search, 0.9);
-    border-bottom: 1px solid @border;
     box-shadow: none;
     color: shade(@search_text, 0.9);
 }
 
 .search-bar.toolbar:backdrop,
 .search-bar:backdrop {
-    background: shade(@search, 0.9);
+    background-color: shade(@search, 0.9);
-    border-bottom: 1px solid @border;
     box-shadow: inset 0 -1px 2px -1px alpha(#000, 0.3);
     color: shade(@search_text, 0.9);
 }
 
 /* Entry */
-.search-bar .entry {
+.search-bar .toolbar .entry,
+.search-bar .entry  {
     color: @search_text;
     border-radius: 0px;
     border: none;
-    background:transparent;
+    background-color:transparent;
 }
+.search-bar .toolbar .entry:active,
 .search-bar .entry:active {
     color: @search_text;
     border-radius: 0px;
     border: none;
-    background:transparent;
+    background-color:transparent;
 }
 
+.search-bar .toolbar .entry:focus,
 .search-bar .entry:focus {
     color: @search_text;
     border: solid @search_text;
     border-bottom-width: 1px;
 }
 
+.search-bar .toolbar .entry:backdrop,
 .search-bar .entry:backdrop {
     color: shade(@search_text,0.9);
     border: solid @search_text;
@@ -97,7 +104,7 @@
 .search-bar.toolbar .button:active:hover,
 .search-bar .button:active:hover{
     border: none;
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     color: @search_text;
     box-shadow: inset 0 -2px 0 0 @search_text;
 }
@@ -107,7 +114,7 @@
  ********************/
 
 .search-bar .entry {
-    background-color: transparent;
+    background: none;
     color: @text;
     padding: 6px;
     border-radius: 6px;
@@ -117,13 +124,13 @@
 
 .search-bar .entry:active,
 .search-bar .entry:focus {
-    background-color: transparent;
+    background: none;
     color: @text;
     border: none;
 }
 
 .search-bar .entry:backdrop {
-    background-color: transparent;
+    background: none;
     color: @backdrop_text;
     border: none;
 }

Paper/gtk-3.0/widgets/selection-mode.css

@@ -69,7 +69,7 @@
 .selection-mode.header-bar .button:hover,
 .selection-mode.toolbar .button:hover,
 .selection-mode.toolbar GtkToolButton .button:hover {
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
 }
 
 .selection-mode.header-bar .button:active,
@@ -78,7 +78,7 @@
 .selection-mode.toolbar .button:hover:active,
 .selection-mode.toolbar GtkToolButton .button:active,
 .selection-mode.toolbar GtkToolButton .button:hover:active {
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     box-shadow: inset 0 -2px 0 0 @selection_mode_foreground;
 }
 
@@ -88,7 +88,7 @@
 .selection-mode.toolbar .button:hover:active:backdrop,
 .selection-mode.toolbar GtkToolButton .button:active:backdrop,
 .selection-mode.toolbar GtkToolButton .button:hover:active:backdrop {
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     box-shadow: inset 0 -2px 0 0 @selection_mode_foreground_backdrop;
     color: @selection_mode_foreground_backdrop;
 }
@@ -102,7 +102,7 @@
 .selection-mode.header-bar .button:active,
 .selection-mode.toolbar .button:active,
 .selection-mode.toolbar GtkToolButton .button:active {
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     box-shadow: inset 0 -2px 0 0 @selection_mode_foreground;
 }
 
@@ -126,20 +126,20 @@
 
 .selection-mode.header-bar .selection-menu.button:active,
 .selection-mode.toolbar .selection-menu.button:active {
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     box-shadow: inset 0 -2px 0 0 @selection_mode_foreground;
 }
 
 .selection-mode.header-bar .selection-menu.button:active:backdrop,
 .selection-mode.toolbar .selection-menu.button:active:backdrop {
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     box-shadow: inset 0 -2px 0 0 @selection_mode_foreground_backdrop;
     color: @selection_mode_foreground_backdrop;
 }
 
 .selection-mode.header-bar .selection-menu.button:active,
 .selection-mode.toolbar .selection-menu.button:active {
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     box-shadow: inset 0 -2px 0 0 @selection_mode_foreground;
     color: @selection_mode_foreground;
 }
@@ -147,49 +147,41 @@
 
 /* View Content Check */
 .view.content-view.check {
-    icon-shadow: none;
     -gtk-icon-source: -gtk-scaled(url("assets/selection-mode-checkbox-unchecked.png"), url("assets/selection-mode-checkbox-unchecked@2.png"));
-    background-color: transparent;
+    background: none;
 }
 
 .view.content-view.check:hover {
-    icon-shadow: none;
     -gtk-icon-source: -gtk-scaled(url("assets/selection-mode-checkbox-unchecked-hover.png"), url("assets/selection-mode-checkbox-unchecked-hover@2.png"));
-    background-color: transparent;
+    background: none;
 }
 
 .view.content-view.check:active {
-    icon-shadow: none;
     -gtk-icon-source: -gtk-scaled(url("assets/selection-mode-checkbox-unchecked-active.png"), url("assets/selection-mode-checkbox-unchecked-active@2.png"));
-    background-color: transparent;
+    background: none;
 }
 
 .view.content-view.check:backdrop {
-    icon-shadow: none;
     -gtk-icon-source: -gtk-scaled(url("assets/selection-mode-checkbox-unchecked-backdrop.png"), url("assets/selection-mode-checkbox-unchecked-backdrop@2.png"));
-    background-color: transparent;
+    background: none;
 }
 
 .view.content-view.check:checked {
-    icon-shadow: none;
     -gtk-icon-source: -gtk-scaled(url("assets/selection-mode-checkbox-checked.png"), url("assets/selection-mode-checkbox-checked@2.png"));
-    background-color: transparent;
+    background: none;
 }
 
 .view.content-view.check:checked:hover {
-    icon-shadow: none;
     -gtk-icon-source: -gtk-scaled(url("assets/selection-mode-checkbox-checked-hover.png"), url("assets/selection-mode-checkbox-checked-hover@2.png"));
-    background-color: transparent;
+    background: none;
 }
 
 .view.content-view.check:checked:active {
-    icon-shadow: none;
     -gtk-icon-source: -gtk-scaled(url("assets/selection-mode-checkbox-checked-active.png"), url("assets/selection-mode-checkbox-checked-active@2.png"));
-    background-color: transparent;
+    background: none;
 }
 
 .view.content-view.check:backdrop:checked {
-    icon-shadow: none;
     -gtk-icon-source: -gtk-scaled(url("assets/selection-mode-checkbox-checked-backdrop.png"), url("assets/selection-mode-checkbox-checked-backdrop@2.png"));
-    background-color: transparent;
+    background: none;
 }

Paper/gtk-3.0/widgets/sidebar.css

@@ -47,8 +47,6 @@ GtkDialog .sidebar GtkScrolledWindow {
 .source-list.view,
 .source-list.view:selected:backdrop,
 .source-list.view:hover:selected:backdrop {
-    text-shadow: none;
-    icon-shadow: none;
 }
 
 .sidebar,
@@ -81,7 +79,7 @@ GtkDialog .sidebar GtkScrolledWindow {
 .source-list.view:selected:focus,
 .source-list.category-expander:hover {
     color: @selection;
-    background: @base;
+    background-color: @base;
     box-shadow: none;
 }
 
@@ -95,13 +93,13 @@ GtkDialog .sidebar .view:hover:selected {
 .sidebar .view:hover:selected:backdrop,
 .source-list.view:selected:backdrop,
 .source-list.view:hover:selected:backdrop {
-    background-color: transparent;
+    background: none;
     color: alpha(@selection, 0.5);
 }
 
 GtkDialog .sidebar .view:selected:backdrop,
 GtkDialog .sidebar .view:hover:selected:backdrop {
-    background-color: transparent;
+    background: none;
     color: alpha(@selection, 0.5);
 }
 

Paper/gtk-3.0/widgets/spinbutton.css

@@ -21,12 +21,13 @@
  * Spinbutton *
  **************/
 .spinbutton {
-    border-radius: 6px;
+    border-radius: 2px;
     border: 1px solid @border;
     box-shadow: none;
     color: @text;
 }
 
+.spinbutton:hover,
 .spinbutton:focus {
     box-shadow: none;
 }
@@ -43,8 +44,8 @@
     border-radius: 0px;
     background: none;
     border: none;
-    border-top-right-radius: 5px;
+    /*border-top-right-radius: 5px;*/
-    border-bottom-right-radius: 5px;
+    /*border-bottom-right-radius: 5px;*/
     padding: 2px 4px;
     color: @foreground;
 }
@@ -52,17 +53,20 @@
 /* Buttons */
 
 .spinbutton .button:hover {
+    box-shadow: none;
     border: none;
     color: @selection;
-    background-color: transparent;
+    background: none;
 }
 
 .spinbutton .button:active {
+    box-shadow: none;
     background-color: @selection;
     color: @selection_foreground;
 }
 
 .spinbutton .button:insensitive {
+    box-shadow: none;
     background-color: @insensitive_background;
     color: @insensitive_text;
 }

Paper/gtk-3.0/widgets/spinner.css

@@ -15,7 +15,7 @@
 
 .spinner {
   background-image: none;
-  background-color: transparent;
+  background: none;
   opacity: 0;
   -gtk-icon-source: -gtk-icontheme("process-working-symbolic");
 }

Paper/gtk-3.0/widgets/suggested-action-buttons.css

@@ -43,14 +43,14 @@
 
 .suggested-action.button GtkLabel:backdrop,
 .suggested-action.button:backdrop {
-    background-color: transparent;
+    background: none;
     color: @backdrop_suggested_action_foreground;
 }
 
 .suggested-action.button GtkLabel:insensitive,
 .suggested-action.button:insensitive,
 .suggested-action.button:active *:insensitive {
-    background-color: transparent;
+    background: none;
     color: @insensitive_suggested_action_foreground;
 }
 

Paper/gtk-3.0/widgets/switches.css

@@ -42,7 +42,7 @@ GtkSwitch.trough:active {
 
 GtkSwitch.trough:backdrop,
 GtkSwitch.trough:active:backdrop {
-    background: transparent;
+    background: none;
     border: 1px solid @backdrop_border;
     color: @backdrop_text;
 }

Paper/gtk-3.0/widgets/titlebar.css

@@ -25,8 +25,6 @@
     padding: 6px;
     padding-bottom: 0px;
     padding-top: 0px;
-    icon-shadow: none;
-    text-shadow: none;
     background-color: @header;
     color: @header_text;
 }
@@ -54,7 +52,6 @@
     padding-right: 13px;
     color: @header_text;
     font: Bold 11;
-    text-shadow: none;
 }
 
 .titlebar .title:backdrop {
@@ -112,7 +109,7 @@
 .titlebar GtkComboBox:active,
 .titlebar .suggested-action.button:active {
     border-radius: 0px;
-    background: alpha(#000, 0.2);
+    background-color: alpha(#000, 0.2);
     font: Bold;
     border: none;
     color: @header_text;
@@ -152,8 +149,9 @@
 .titlebar GtkComboBox:hover,
 .titlebar .suggested-action.button:hover {
     border-radius: 0px;
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     border: none;
+    box-shadow: inset 0 -2px 0 0 @header_text;
     color: @header_text;
 }
 
@@ -189,7 +187,7 @@
 .titlebar GtkComboBox:active:backdrop,
 .titlebar .suggested-action.button:active:backdrop {
     border-radius: 0px;
-    background: alpha(#000, 0.2);
+    background-color: alpha(#000, 0.2);
     font: Bold;
     border: none;
     color: @backdrop_header_text;
@@ -209,8 +207,9 @@
 .titlebar GtkComboBox:backdrop:hover,
 .titlebar .suggested-action.button:backdrop:hover {
     border-radius: 0px;
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     border: none;
+    box-shadow: inset 0 -2px 0 0 @backdrop_header_text;
     color: @backdrop_header_text;
 }
 
@@ -233,6 +232,25 @@
     color: @insensitive_header_text;
 }
 
+/* Insensitive:Backdrop; Button */
+.titlebar .titlebutton:insensitive:backdrop,
+.titlebar .titlebutton .button:insensitive:backdrop,
+.titlebar .button .text-button:insensitive:backdrop,
+.titlebar .text-button:insensitive:backdrop,
+.titlebar .flat:insensitive:backdrop,
+.titlebar .button.image-button:insensitive:backdrop,
+.titlebar .image-button:insensitive:backdrop,
+.titlebar .button:insensitive:backdrop,
+.titlebar .linked .button:insensitive:backdrop,
+.titlebar GtkComboBox:insensitive:backdrop,
+.titlebar .suggested-action.button:insensitive:backdrop {
+    border-radius: 0px;
+    background: none;
+    font: Bold;
+    border: none;
+    color: mix(@backdrop_toolbar_text, @insensitive_toolbar_text, 0.5);
+}
+
 /* Button Images */
 .titlebar .button GtkImage,
 .titlebar .button GtkImage:active,
@@ -270,6 +288,58 @@
     -gtk-image-effect: dim;
 }
 
+.titlebar .button GtkImage:insensitive:backdrop,
+.titlebar .titlebutton GtkImage:insensitive:backdrop,
+.titlebar .titlebutton .button GtkImage:insensitive:backdrop  {
+    color: mix(@backdrop_toolbar_text, @insensitive_toolbar_text, 0.5);
+    -gtk-image-effect: dim;
+}
+
+
+/* Button Labels */
+.titlebar .button GtkLabel,
+.titlebar .button GtkLabel:active,
+.titlebar .button GtkLabel:focus,
+.titlebar .button GtkLabel:hover,
+.titlebar .titlebutton .button GtkLabel,
+.titlebar .titlebutton .button GtkLabel:active,
+.titlebar .titlebutton .button GtkLabel:focus,
+.titlebar .titlebutton .button GtkLabel:hover,
+.titlebar .titlebutton GtkLabel,
+.titlebar .titlebutton GtkLabel:active,
+.titlebar .titlebutton GtkLabel:focus,
+.titlebar .titlebutton GtkLabel:hover {
+    color: @header_text;
+}
+
+.titlebar .titlebutton .button GtkLabel:active:backdrop,
+.titlebar .titlebutton .button GtkLabel:backdrop,
+.titlebar .titlebutton .button GtkLabel:backdrop:hover,
+.titlebar .titlebutton GtkLabel:active:backdrop,
+.titlebar .titlebutton GtkLabel:backdrop,
+.titlebar .titlebutton GtkLabel:backdrop:hover,
+.titlebar .button GtkLabel:active:backdrop,
+.titlebar .button GtkLabel:backdrop,
+.titlebar .button GtkLabel:backdrop:hover {
+    color: @backdrop_header_text;
+    -gtk-image-effect: dim;
+}
+
+
+.titlebar .button GtkLabel:insensitive,
+.titlebar .titlebutton GtkLabel:insensitive,
+.titlebar .titlebutton .button GtkLabel:insensitive  {
+    color: @insensitive_header_text;
+    -gtk-image-effect: dim;
+}
+
+.titlebar .button GtkLabel:insensitive:backdrop,
+.titlebar .titlebutton GtkLabel:insensitive:backdrop,
+.titlebar .titlebutton .button GtkLabel:insensitive:backdrop  {
+    color: mix(@backdrop_toolbar_text, @insensitive_toolbar_text, 0.5);
+    -gtk-image-effect: dim;
+}
+
 
 .titlebar .right .button:first-child,
 .titlebar .right .titlebutton:first-child {

Paper/gtk-3.0/widgets/toolbars.css

@@ -30,30 +30,22 @@
 
 /* Main Colors*/
 .toolbar {
-    padding-top: 0px;
+    padding: 0px;
-    padding-bottom: 0px;
-    padding-left: 4px;
-    padding-right: 4px;
     color: @toolbar_text;
     background-color: @toolbar;
+    box-shadow: inset 0 -1px 2px -1px alpha(#000, 0.4);
 }
 
 .toolbar:insensitive {
-    padding-top: 0px;
-    padding-bottom: 0px;
-    padding-left: 4px;
-    padding-right: 4px;
     color: @insensitive_toolbar_text;
     background-color: @background;
+    box-shadow: none;
 }
 
 .toolbar:backdrop {
-    padding-top: 0px;
-    padding-bottom: 0px;
-    padding-left: 4px;
-    padding-right: 4px;
     color: @backdrop_toolbar_text;
     background-color: @backdrop_toolbar;
+    box-shadow: none;
     -gtk-image-effect: dim;
 }
 
@@ -100,20 +92,20 @@
 .toolbar .image-button:active:hover {
     padding: 13px;
     border: none;
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     color: @toolbar_text;
     box-shadow: inset 0 -2px 0 0 @toolbar_text;
 }
 
 /* Insensitive */
-.toolbar .button:insensitive
+.toolbar .button:insensitive,
 .toolbar .text-button:insensitive,
 .toolbar .image-button:insensitive {
-    padding: 13px;
+    color: @insensitive_header_text;
-    border: none;
+    -gtk-image-effect: dim;
-    color: @insensitive_toolbar_text;
 }
 
+
 /* Backdrop */
 .toolbar .button:backdrop,
 .toolbar .button:active:backdrop
@@ -126,12 +118,21 @@
     padding: 13px;
 }
 
+/* Insensitive:Backdrop; */
+.toolbar .button:insensitive:backdrop,
+.toolbar .text-button:insensitive:backdrop,
+.toolbar .image-button:insensitive:backdrop {
+    padding: 13px;
+    border: none;
+    color: mix(@backdrop_toolbar_text, @insensitive_toolbar_text, 0.5);
+}
+
 
 /* Entry */
 .toolbar .entry {
     border: none;
     border-radius: 0px;
-    background:transparent;
+    background-color:transparent;
     color: @toolbar_text
 }
 
@@ -184,6 +185,67 @@
     -gtk-image-effect: dim;
 }
 
+.toolbar GtkImage:insensitive:backdrop,
+.toolbar .button GtkImage:insensitive:backdrop {
+    color: mix(@backdrop_toolbar_text, @insensitive_toolbar_text, 0.5);
+    -gtk-image-effect: dim;
+}
+
+
+
+/* Images */
+.toolbar .button GtkImage {
+    color: @toolbar_text;
+}
+
+.toolbar .button:active GtkImage,
+.toolbar .button:focus GtkImage,
+.toolbar .button:hover GtkImage {
+    color: @toolbar_text;
+}
+
+.toolbar .button:backdrop GtkImage,
+.toolbar .button:backdrop:hover GtkImage,
+.toolbar .button:active:backdrop GtkImage {
+    color: @backdrop_toolbar_text;
+    -gtk-image-effect: dim;
+}
+
+.toolbar .button:insensitive GtkImage {
+    color: @insensitive_toolbar_text;
+    -gtk-image-effect: dim;
+}
+
+.toolbar .button:insensitive:backdrop GtkImage {
+    color: mix(@backdrop_toolbar_text, @insensitive_toolbar_text, 0.5);
+    -gtk-image-effect: dim;
+}
+
+/* Labels */
+.toolbar .button GtkLabel {
+    color: @toolbar_text;
+}
+
+.toolbar .button:active GtkLabel,
+.toolbar .button:focus GtkLabel,
+.toolbar .button:hover GtkLabel {
+    color: @toolbar_text;
+}
+
+.toolbar .button:backdrop GtkLabel,
+.toolbar .button:backdrop:hover GtkLabel,
+.toolbar .button:active:backdrop GtkLabel {
+    color: @backdrop_toolbar_text;
+}
+
+.toolbar .button:insensitive GtkLabel {
+    color: @insensitive_toolbar_text;
+}
+
+.toolbar .button:insensitive:backdrop GtkLabel {
+    color: mix(@backdrop_toolbar_text, @insensitive_toolbar_text, 0.5);
+}
+
 /*******************
  * Primary Toolbar *
  *******************/
@@ -237,7 +299,7 @@
 /* Hover buttons */
 .primary-toolbar .button:hover,
 .primary-toolbar .button:active:hover {
-    background: alpha(#000, 0.1);
+    background-color: alpha(#000, 0.1);
     box-shadow: none;
 }
 
@@ -307,133 +369,6 @@
     padding: 2px;
 }
 
-/******************
- * Inline Toolbar *
- ******************/
-
-.inline-toolbar .toolbar,
-.inline-toolbar.toolbar {
-    border: solid @border;
-    border-width: 0 1px 1px 1px;
-    padding: 4px;
-    background-color: @background;
-    box-shadow: none;
-
-}
-
-.inline-toolbar .toolbar:backdrop,
-.inline-toolbar.toolbar:backdrop {
-    /*border: 1px solid @backdrop_border;*/
-    border-top-width: 0px;
-    padding: 4px;
-    background-color: @backdrop_background;
-    background-image: linear-gradient(to bottom,
-                                  @backdrop_gradient_a,
-                                  @backdrop_gradient_b
-                                  );
-    box-shadow: none;
-    -gtk-image-effect: dim;
-
-}
-
-
-.inline-toolbar.toolbar.vertical:first-child {
-    border-radius: 0 0 6px 6px;
-    border-width: 1px 1px 0px 1px;
-}
-
-.inline-toolbar.toolbar.vertical:last-child {
-    border-radius: 6px 6px 0px 0px;
-    border-width: 0px 1px 1px 1px;
-}
-
-/* Buttons */
-.inline-toolbar .button.text-button {
-    background-image: none;
-    background-color:@base;;
-}
-
-.inline-toolbar .button.image-button,
-.inline-toolbar .button.image-button:active {
-    padding: 2px;
-    background-image: none;
-    background-color:@base;;
-}
-
-.inline-toolbar GtkComboBox,
-.inline-toolbar .button {
-    color: @foreground;
-    background-image: none;
-    background-color:@base;
-
-}
-
-.inline-toolbar GtkComboBox:active,
-.inline-toolbar .button:active {
-    color: @foreground;
-    background-image: linear-gradient(to bottom,
-                                  @button_active_gradient_a,
-                                  @button_active_gradient_b
-                                  );
-
-    color: @foreground;
-}
-
-.inline-toolbar .separator,
-.inline-toolbar .button .separator,
-.inline-toolbar .button.separator {
-    color: @separator;
-}
-
-/* Hover */
-.inline-toolbar .button:hover {
-
-    color: @hover_text;
-    background-image: linear-gradient(to bottom,
-                                  @button_hover_gradient_a,
-                                  @button_hover_gradient_b
-                                  );
-
-    color: @foreground;
-}
-
-.inline-toolbar .button:active:hover {
-    color: @hover_text;
-    background-image: linear-gradient(to bottom,
-                                  @button_hover_gradient_b,
-                                  @button_hover_gradient_a
-                                  );
-}
-
-
-/* Insensitive */
-.inline-toolbar .button:insensitive,
-.inline-toolbar .button:active:insensitive {
-    color: @insensitive_text;
-    background-image: none;
-    background-color: @insensitive_background;
-}
-
-.inline-toolbar .separator:insensitive,
-.inline-toolbar .button .separator:insensitive,
-.inline-toolbar .button.separator:insensitive {
-    color: @insensitive_separator;
-}
-
-/* backdrop */
-.inline-toolbar .button:backdrop,
-.inline-toolbar .button:active:backdrop {
-    color: @backdrop_text;
-    background-image: none;
-    background-color: @backdrop_background;
-}
-
-.inline-toolbar .separator:backdrop,
-.inline-toolbar .button .separator:backdrop,
-.inline-toolbar .button.separator:backdrop {
-    color: @backdrop_separator;
-}
-
 /********************
  * Menubar Toolbars *
  ********************/

Paper/gtk-3.0/widgets/tooltips.css

@@ -15,7 +15,7 @@
 }
 
 .tooltip * {
-    background-color: transparent;
+    background: none;
 }
 
 .tooltip GtkLabel,

Paper/gtk-3.0/widgets/views.css

@@ -22,7 +22,7 @@
  *********/
 
 .frame {
-    background-color: transparent;
+    background: none;
     border: 1px solid @border;
     color: @foreground;
 }
@@ -35,7 +35,7 @@
 
 .frame:insensitive {
     border-color: @insensitive_border;
-    background-color: transparent;
+    background: none;
     color: @insensitive_text;
 }
 
@@ -50,7 +50,6 @@
 .view {
     background-color: @base;
     color: @foreground;
-    text-shadow: none;
 }
 
 .view:insensitive,
@@ -204,17 +203,17 @@ GtkIconView.view.cell:selected:focus {
 }
 
 GtkIconView.content-view.check {
-    background-color: transparent;
+    background: none;
 }
 
 GtkIconView.content-view.check:active {
-    background-color: transparent;
+    background: none;
 }
 
 GtkIconView.content-view.check:prelight,
 GtkIconView.content-view.check:insensitive,
 GtkIconView.content-view.check:selected {
-    background-color: transparent;
+    background: none;
 }
 
 
@@ -251,13 +250,13 @@ GtkIconView.content-view.check:selected {
 }
 
 .content-view.cell {
-    background-color: transparent;
+    background: none;
     background-image: none;
 }
 
 .content-view.view.check,
 .content-view.view.check:active {
-    background-color: transparent;
+    background: none;
 }
 
 .content-view column-header .button {
@@ -321,7 +320,7 @@ GtkHTML:active:backdrop,
 
 .cursor-handle.top,
 .cursor-handle.bottom {
-    background-color: transparent;
+    background: none;
     box-shadow: none;
     border-style: none;
     border-image: none;