Board Thread:Support Requests - Designing Your Wikia/@comment-31402001-20160117172810/@comment-4970747-20160118031548

UPDATE: I've just poked around, when I remove the default rule in my CSS Editor, the line becomes blue. So it's pretty obvious that the theme you're using on the wiki overrides whatever is in the custom CSS. Try adding  and see if that fixes it. It's under the rules  and.