Board Thread:Support Requests - Designing Your Wiki/@comment-4022888-20180704201826/@comment-27345308-20180706114503

The thing is, boxes around modules are not a thing in the newer, redesigned modules. Eventually, Wikia will redesign all the modules and they will all lose the border around them. But if you're sure you want to add a border around the custom module, put this in your Wikia.css: