Topic on Project:Support desk

I want to make all the headings white in class=darkbackground used here:

*http://cannabis.shoutwiki.com/wiki/User:Timeshifter/Sandbox23

You define CSS either for the class mw-headline, or for the elements h1 to h6.

Thanks Malyacko. This worked:

.darkbackground .mw-headline { color: white }

I wish I had more of a clue on how to use Firefox developer mode via F12 key.

There is a more general solution here:

"How can I make the bullets and brackets white?"

Topic:Wij5kc653buopdpx