ASP.NET Tutorial/Configuration/styleSheetTheme
Register a Theme for all pages in your application in the web configuration file.
<source lang="csharp">
File: Web.Config <configuration> <system.web>
<pages theme="Site" />
</system.web> </configuration></source>
Use the styleSheetTheme attribute to apply a Theme to the pages in an application
<source lang="csharp">
If you use the styleSheetTheme attribute, you can override particular Skin properties in a page. File: Web.Config <configuration> <system.web>
<pages styleSheetTheme="Site" />
</system.web> </configuration></source>