User blog comment:DaNASCAT/Technical Update: August 3, 2011/@comment-3030984-20110804170843/@comment-1025281-20110806003903

Yes, they do, because the separate stylesheets used for these features overwrite Theme Designer but use many of the same classes. What I've effectively done is regurgitate the same CSS that's already in use on content pages and simply dump whatever was needed into Wikia.css. There are no disruptions to content pages that I know of.