User blog comment:Dopp/Technical Update: July 26, 2011/@comment-3080486-20110729110757

I think the ThemeDesigner should have a link to Wikia.css saying:
 * Want to customize more than the ThemeDesigner can do? Go to this wiki's MediaWiki:Wikia.css!

Or if you don't want that text, you can have all you want, but all I want is to pass my css skills on to newer contributors.