diff --git a/dlls/mshtml/htmlstylesheet.c b/dlls/mshtml/htmlstylesheet.c
index adbe740db45..5be78b850f7 100644
--- a/dlls/mshtml/htmlstylesheet.c
+++ b/dlls/mshtml/htmlstylesheet.c
@@ -32,21 +32,21 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
 
-typedef struct {
+struct HTMLStyleSheet {
     const IHTMLStyleSheetVtbl *lpHTMLStyleSheetVtbl;
 
     LONG ref;
 
     nsIDOMCSSStyleSheet *nsstylesheet;
-} HTMLStyleSheet;
+};
 
-typedef struct {
+struct HTMLStyleSheetsCollection {
     const IHTMLStyleSheetsCollectionVtbl *lpHTMLStyleSheetsCollectionVtbl;
 
     LONG ref;
 
     nsIDOMStyleSheetList *nslist;
-} HTMLStyleSheetsCollection;
+};
 
 typedef struct {
     const IHTMLStyleSheetRulesCollectionVtbl *lpHTMLStyleSheetRulesCollectionVtbl;
diff --git a/include/mshtmdid.h b/include/mshtmdid.h
index c8c8b274fa2..75a72906bf1 100644
--- a/include/mshtmdid.h
+++ b/include/mshtmdid.h
@@ -74,8 +74,10 @@
 #define DISPID_SCRIPT           DISPID_NORMAL_FIRST
 #define DISPID_STYLESHEET       DISPID_NORMAL_FIRST
 #define DISPID_STYLERULE        DISPID_NORMAL_FIRST
+#define DISPID_STYLEPAGE        DISPID_NORMAL_FIRST
 #define DISPID_STYLESHEETS_COL  DISPID_NORMAL_FIRST
 #define DISPID_STYLERULES_COL   DISPID_NORMAL_FIRST
+#define DISPID_STYLEPAGES_COL   DISPID_NORMAL_FIRST
 #define DISPID_MIMETYPES_COL    DISPID_NORMAL_FIRST
 #define DISPID_PLUGINS_COL      DISPID_NORMAL_FIRST
 #define DISPID_2D               DISPID_NORMAL_FIRST
@@ -1798,10 +1800,22 @@
 #define DISPID_IHTMLSTYLESHEET_RULES              (DISPID_STYLESHEET+15)
 #define DISPID_IHTMLSTYLESHEET_DISABLED           STDPROPID_XOBJ_DISABLED
 
+/* IHTMLStyleSheet2 */
+#define DISPID_IHTMLSTYLESHEET2_PAGES             (DISPID_STYLESHEET+16)
+#define DISPID_IHTMLSTYLESHEET2_ADDPAGERULE       (DISPID_STYLESHEET+17)
+
 /* IHTMLStyleSheetRulesCollection */
 #define DISPID_IHTMLSTYLESHEETRULESCOLLECTION_LENGTH   (DISPID_STYLERULES_COL+1)
 #define DISPID_IHTMLSTYLESHEETRULESCOLLECTION_ITEM     DISPID_VALUE
 
+/* IHTMLStyleSheetPage */
+#define DISPID_IHTMLSTYLESHEETPAGE_SELECTOR       (DISPID_STYLEPAGE+1)
+#define DISPID_IHTMLSTYLESHEETPAGE_PSEUDOCLASS    (DISPID_STYLEPAGE+2)
+
+/* IHTMLStyleSheetPagesCollection */
+#define DISPID_IHTMLSTYLESHEETPAGESCOLLECTION_LENGTH      (DISPID_STYLEPAGES_COL+1)
+#define DISPID_IHTMLSTYLESHEETPAGESCOLLECTION_ITEM        DISPID_VALUE
+
 /* IHTMLStyleSheetRule */
 #define DISPID_IHTMLSTYLESHEETRULE_SELECTORTEXT   (DISPID_STYLERULE+1)
 #define DISPID_IHTMLSTYLESHEETRULE_READONLY       (DISPID_STYLERULE+2)
diff --git a/include/mshtml.idl b/include/mshtml.idl
index 1e178578b72..dd7187927ae 100644
--- a/include/mshtml.idl
+++ b/include/mshtml.idl
@@ -5393,6 +5393,38 @@ interface IHTMLStyleSheetRulesCollection : IDispatch
         [retval, out] IHTMLStyleSheetRule **ppHTMLStyleSheetRule);
 }
 
+[
+    odl,
+    oleautomation,
+    dual,
+    uuid(3050f7ee-98b5-11cf-bb82-00aa00bdce0b)
+]
+interface IHTMLStyleSheetPage : IDispatch
+{
+    [propget, id(DISPID_IHTMLSTYLESHEETPAGE_SELECTOR)]
+    HRESULT selector([retval, out] BSTR *p);
+
+    [propget, id(DISPID_IHTMLSTYLESHEETPAGE_PSEUDOCLASS)]
+    HRESULT pseudoClass([retval, out] BSTR *p);
+}
+
+[
+    odl,
+    oleautomation,
+    dual,
+    uuid(3050f7f0-98b5-11cf-bb82-00aa00bdce0b)
+]
+interface IHTMLStyleSheetPagesCollection : IDispatch
+{
+    [propget, id(DISPID_IHTMLSTYLESHEETPAGESCOLLECTION_LENGTH)]
+    HRESULT length([retval, out] long *p);
+
+    [id(DISPID_IHTMLSTYLESHEETPAGESCOLLECTION_ITEM)]
+    HRESULT item(
+        [in] long index,
+        [retval, out] IHTMLStyleSheetPage **ppHTMLStyleSheetPage);
+}
+
 /*****************************************************************************
  *    IHTMLStyleSheet interface
  */
@@ -5475,6 +5507,125 @@ interface IHTMLStyleSheet : IDispatch
     HRESULT rules([retval, out] IHTMLStyleSheetRulesCollection **p);
 }
 
+/*****************************************************************************
+ *    IHTMLStyleSheet2 interface
+ */
+[
+    odl,
+    oleautomation,
+    dual,
+    uuid(3050f3d1-98b5-11cf-bb82-00aa00bdce0b)
+]
+interface IHTMLStyleSheet2 : IDispatch
+{
+    [propget, id(DISPID_IHTMLSTYLESHEET2_PAGES)]
+    HRESULT pages([retval, out] IHTMLStyleSheetPagesCollection **p);
+
+    [id(DISPID_IHTMLSTYLESHEET2_ADDPAGERULE)]
+    HRESULT addPageRule(
+        [in] BSTR bstrSelector,
+        [in] BSTR bstrStyle,
+        [defaultvalue(-1), in] long lIndex,
+        [retval, out] long *plNewIndex);
+}
+
+[
+    hidden,
+    uuid(3050f58d-98b5-11cf-bb82-00aa00bdce0b)
+]
+dispinterface DispHTMLStyleSheet
+{
+properties:
+methods:
+    [propput, id(DISPID_IHTMLSTYLESHEET_TITLE)]
+    void title(BSTR v);
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_TITLE)]
+    BSTR title();
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_PARENTSTYLESHEET)]
+    IHTMLStyleSheet* parentStyleSheet();
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_OWNINGELEMENT)]
+    IHTMLElement* owningElement();
+
+    [propput, id(DISPID_IHTMLSTYLESHEET_DISABLED)]
+    void disabled(VARIANT_BOOL v);
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_DISABLED)]
+    VARIANT_BOOL disabled();
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_READONLY)]
+    VARIANT_BOOL readOnly();
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_IMPORTS)]
+    IHTMLStyleSheetsCollection* imports();
+
+    [propput, id(DISPID_IHTMLSTYLESHEET_HREF)]
+    void href(BSTR v);
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_HREF)]
+    BSTR href();
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_TYPE)]
+    BSTR type();
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_ID)]
+    BSTR id();
+
+    [id(DISPID_IHTMLSTYLESHEET_ADDIMPORT)]
+    long addImport(
+        [in] BSTR bstrURL,
+        [defaultvalue(-1), in] long lIndex);
+
+    [id(DISPID_IHTMLSTYLESHEET_ADDRULE)]
+    long addRule(
+        [in] BSTR bstrSelector,
+        [in] BSTR bstrStyle,
+        [defaultvalue(-1), in] long lIndex);
+
+    [id(DISPID_IHTMLSTYLESHEET_REMOVEIMPORT)]
+    void removeImport([in] long lIndex);
+
+    [id(DISPID_IHTMLSTYLESHEET_REMOVERULE)]
+    void removeRule([in] long lIndex);
+
+    [propput, id(DISPID_IHTMLSTYLESHEET_MEDIA)]
+    void media(BSTR v);
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_MEDIA)]
+    BSTR media();
+
+    [propput, id(DISPID_IHTMLSTYLESHEET_CSSTEXT)]
+    void cssText(BSTR v);
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_CSSTEXT)]
+    BSTR cssText();
+
+    [propget, id(DISPID_IHTMLSTYLESHEET_RULES)]
+    IHTMLStyleSheetRulesCollection* rules();
+
+    [propget, id(DISPID_IHTMLSTYLESHEET2_PAGES)]
+    IHTMLStyleSheetPagesCollection* pages();
+
+    [id(DISPID_IHTMLSTYLESHEET2_ADDPAGERULE)]
+    long addPageRule(
+        [in] BSTR bstrSelector,
+        [in] BSTR bstrStyle,
+        [defaultvalue(-1), in] long lIndex);
+}
+
+[
+    noncreatable,
+    uuid(3050f2e4-98b5-11cf-bb82-00aa00bdce0b)
+]
+coclass HTMLStyleSheet
+{
+    [default]           dispinterface DispHTMLStyleSheet;
+                        interface IHTMLStyleSheet;
+                        interface IHTMLStyleSheet2;
+}
+
 /*****************************************************************************
  *    IHTMLStyleSheetsCollection interface
  */
@@ -5646,6 +5797,15 @@ interface IHTMLTxtRange : IDispatch
         [retval, out] VARIANT_BOOL *pfRet);
 }
 
+[
+    noncreatable,
+    uuid(3050f37f-98b5-11cf-bb82-00aa00bdce0b)
+]
+coclass HTMLStyleSheetsCollection
+{
+    [default]           interface IHTMLStyleSheetsCollection;
+}
+
 /*****************************************************************************
  *    IHTMLFormElement interface
  */