Gets the document header for the page if the head element is defined with a runat=server in the page declaration.
Assembly: System.Web (in System.Web.dll)
The HtmlHead object that you can use to set document header information for the page. The HtmlHead allows you to add information such as style sheets, style rules, a title, and metadata to the head element.property gets a reference to an
Adding styles programmatically using the methods of the IStyleSheet interface during asynchronous postbacks is not supported. When you add AJAX capabilities to a Web page, asynchronous postbacks update regions of the page without updating the whole page. For more information, see Microsoft Ajax Overview.
Available since 2.0