The Grand Potentate
Well-known member
Found this and it worked great. Thanks for pointing me in the right directionYou could post in the Styling and Customizations forum. It really is just a general styling thing, and independent of this add-on. Styling notices is something you've always been able to do with CSS; there might even be some threads around that might help.
https://xenforo.com/community/threads/background-color-of-notices.85324/