How do I change the color of the backdrop on certain pages using the css

Admin edit: Use meaningful titles for your forum topics please.

The class name of the body element can give you some information about currently viewing page. For example, post list page is c-posts a-index, single post page: c-posts a-show, pool page: c-pools a-show.
You can use that to target your CSS to specific pages.

Assuming you want a yellow background on a post page, you can use:

And how do I change the nav bar

panbun said:
And how do I change the nav bar

#nav menu {background:#333333}
#nav menu.main {background:#444444}
#nav menu.main li.current a {background:#AAAAAA; color:black}