Thread:ResistanZ/@comment-24388235-20150217141002/@comment-24388235-20150219075501

Turns out, it had to be added to MediaWiki:Wikia.css‎ rather than to MediaWiki:Common.css. It's a bit confusing there're several CSSs.

Anyway, it's working now. Thank you and Iwantacallisto for the help!