Board Thread:Support Requests - Designing Your Wikia/@comment-1824669-20150410095028/@comment-4018164-20150410102256

The body element of each article has a class name of page-Name_Of_Page, which can be used as a selector. For instance:

Note, however, that special characters (such as :, & and !) are not listed this way- it only covers the alphabet of the wiki's language, as well as digits and a - sign. If that ever becomes a barrier for you, you could use some JavaScript to check the  of the given article to determin whether or not to style the page. Though issues of this sort are unlikely to happen.