| Counter | The Counterinterface is used to represent any counter or
 counters function value. | 
        
              | CSS2Properties | The CSS2Propertiesinterface represents a convenience
 mechanism for retrieving and setting properties within aCSSStyleDeclaration. | 
        
              | CSSCharsetRule | The CSSCharsetRuleinterface represents a @charset rule in a
 CSS style sheet. | 
        
              | CSSFontFaceRule | The CSSFontFaceRuleinterface represents a @font-face rule in
 a CSS style sheet. | 
        
              | CSSImportRule | The CSSImportRuleinterface represents a @import rule within
 a CSS style sheet. | 
        
              | CSSMediaRule | The CSSMediaRuleinterface represents a @media rule in a CSS
 style sheet. | 
        
              | CSSPageRule | The CSSPageRuleinterface represents a @page rule within a
 CSS style sheet. | 
        
              | CSSPrimitiveValue | The CSSPrimitiveValueinterface represents a single CSS value
 . | 
        
              | CSSRule | The CSSRuleinterface is the abstract base interface for any
 type of CSS statement. | 
        
              | CSSRuleList | The CSSRuleListinterface provides the abstraction of an
 ordered collection of CSS rules. | 
        
              | CSSStyleDeclaration | The CSSStyleDeclarationinterface represents a single CSS
 declaration block. | 
        
              | CSSStyleRule | The CSSStyleRuleinterface represents a single rule set in a
 CSS style sheet. | 
        
              | CSSStyleSheet | The CSSStyleSheetinterface is a concrete interface used to
 represent a CSS style sheet i.e., a style sheet whose content type is
 "text/css". | 
        
              | CSSUnknownRule | The CSSUnknownRuleinterface represents an at-rule not
 supported by this user agent. | 
        
              | CSSValue | The CSSValueinterface represents a simple or a complex
 value. | 
        
              | CSSValueList | The CSSValueListinterface provides the abstraction of an
 ordered collection of CSS values. | 
        
              | DocumentCSS | This interface represents a document with a CSS view. | 
        
              | DOMImplementationCSS | This interface allows the DOM user to create a CSSStyleSheetoutside the context of a document. | 
        
              | ElementCSSInlineStyle | Inline style information attached to elements is exposed through the styleattribute. | 
        
              | Rect | The Rectinterface is used to represent any rect value. | 
        
              | RGBColor | The RGBColorinterface is used to represent any RGB color
 value. | 
        
              | ViewCSS | This interface represents a CSS view. |