1
vote
1answer
50 views

prevent firefox from using gnome theme's colour scheme for websites

this topic has been discussed several times, the solution is to edit chrome/userContent.css and add default colours there. but unfortunately I know nothing about css files, what possibilities do I ...
6
votes
2answers
2k views

How to permanently add CSS to some pages using Firefox?

How to permanently add CSS to some pages using Firefox? Say, I want to change the font or background of a page I frequent using Firefox. How to do that?