Namespace Readonly CHARSET_Readonly FONT_Readonly IMPORT_Readonly KEYFRAMES_Readonly KEYFRAME_Readonly MEDIA_Readonly NAMESPACE_Readonly PAGE_Readonly STYLE_Readonly SUPPORTS_Readonly namespaceURIReadonly parentReadonly parentReadonly prefixReadonly type
An object representing a single CSS at-rule. It implements the CSSRule interface, with a type value of 10 (CSSRule.NAMESPACE_RULE).
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