Board Thread:Support Requests - Designing Your Wiki/@comment-26923519-20170409111055/@comment-26923519-20170410031806

Andrey Andrey wrote: Oh, it's simple. Here is an example used here. It would change all scrollbars used on the wiki. However, it doesn't work in Firefox and IE.

PS: This is the best scrollbar customization guide I have found so far. Thanks. However, where do I need to add it?