diff --git a/Paper/gtk-3.0/widgets/header-bar.css b/Paper/gtk-3.0/widgets/header-bar.css
index 3f65e45..66d8906 100644
--- a/Paper/gtk-3.0/widgets/header-bar.css
+++ b/Paper/gtk-3.0/widgets/header-bar.css
@@ -34,7 +34,7 @@
 
 .maximized .header-bar {
     border-radius: 0px;
-    /*box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.1);*/
+    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.1);
     box-shadow: none;
 }
 
diff --git a/Paper/gtk-3.0/widgets/notebook.css b/Paper/gtk-3.0/widgets/notebook.css
index df77f6b..b415fea 100644
--- a/Paper/gtk-3.0/widgets/notebook.css
+++ b/Paper/gtk-3.0/widgets/notebook.css
@@ -105,7 +105,6 @@
 }
 
 .notebook tab:hover {
-    background-color: alpha(@base, 0.05);
     color: alpha(#fff, 0.3);
     transition: all 300ms cubic-bezier(0.3, 0.5, 0.5, 0.9);
 }
@@ -208,7 +207,7 @@
     box-shadow:inset 1px 0 0 0 @insensitive_border;
 }
 
-/*----- In-tab padding -----*/
+/*----- In-tab Padding -----*/
 
 .notebook tab.top {
     padding: 6px 8px 8px 8px;
diff --git a/Paper/gtk-3.0/widgets/sidebar.css b/Paper/gtk-3.0/widgets/sidebar.css
index 91e2872..6583ccc 100644
--- a/Paper/gtk-3.0/widgets/sidebar.css
+++ b/Paper/gtk-3.0/widgets/sidebar.css
@@ -74,15 +74,15 @@ GtkDialog .sidebar GtkScrolledWindow {
 .source-list.view:hover:selected,
 .source-list.view:selected:focus,
 .source-list.category-expander:hover {
-    color: @selection;
-    background-color: @background;
+    color: @selection_foreground;
+    background-color: @selection;
     box-shadow: none;
 }
 
 GtkDialog .sidebar .view:selected,
 GtkDialog .sidebar .view:hover:selected {
-    background-color: @base;
-    color: @selection;
+    color: @selection_foreground;
+    background-color: @selection;
 }
 
 .sidebar .view:selected:backdrop,
diff --git a/Paper/gtk-3.0/widgets/titlebar.css b/Paper/gtk-3.0/widgets/titlebar.css
index 1ea601b..d82d30f 100644
--- a/Paper/gtk-3.0/widgets/titlebar.css
+++ b/Paper/gtk-3.0/widgets/titlebar.css
@@ -32,7 +32,7 @@
 
 .maximized .titlebar {
     border-radius: 0px;
-    /*box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.1);*/
+    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.1);
     box-shadow: none;
 }