Board Thread:Support Requests - Designing Your Wiki/@comment-39549010-20190621065140/@comment-34888194-20190621080327

https://dev.fandom.com/wiki/ModernWikiActivity

If your wiki was created earlier than July 2014, common.css might not work. In this case, you can import it to Wikia.css or contact staff to enable common.css for oasis skin.