Board Thread:Support Requests - Designing Your Wiki/@comment-25867149-20201017195910/@comment-45117243-20201018201540

Yes, it needs some level of understanding to not mess it up. If it's in your interest - you can learn. If not - then you can ignore it most of the time. Fandom allows custom CSS and JS, but the wiki should work fine without it, and when the need comes you can ask for a specific help.