Is there an existing issue outlining your problem?

• I am using the latest version of the provided userstyle.
• I have searched the existing issues and they do not solve my problem.

What userstyles are you seeing the problem on?

lbl:github

Describe your problem.

On firefox, when not logged in, the header is white

Attach screenshots.

What browser(s) are you seeing the problem on?

Firefox v142

Any additional comments?

No response