Board Thread:Support Requests - Designing Your Wiki/@comment-36535642-20200318122440/@comment-34888194-20200318134715

Yes, you need to import the script in your ImportJS, and follow the configuration as mentioned in the page. You cannot omit, because it's used as a sidebar for your discord server. All the other config is optional, but the first one is required.

No CSS is required at all for configuration, but yes, the script is created using both CSS and JS.