Board Thread:Support Requests - Getting Technical/@comment-33870323-20171221050805/@comment-24253265-20171223042147

your MediaWiki:Wikia.css …  CONTENT GOES HERE Sure, but folks without the rights to tweak the CSS for all skins on a given Wiki can only trust that  (formerly known as  ) and   (formerly known as  ) are supposed to work "forever", on all Wikis using MediaWiki.

Just a CAVEAT, it will work, but a solution without CSS would be less fragile. By definition a class is something that can exist zero or more times on a page, while an id would be unique (at most once per page).