I\'m creating a content management system where a user can select a css file from their server and the application will parse and store the css. The application will need t
A good approach for a WebForms-only project is to link to an .ashx handler in your page instead of a static CSS file:
Then create the handler (add a 'Generic Handler' item from Visual Studio) and within it you can load the CSS from a database or wherever. Just make sure you set the content type correctly in the handler, so that browsers recognise the response as a valid stylesheet:
context.Response.ContentType = "text/css";