Orta Theme (User Style) For Firefox 4 ~ Web Upd8: Ubuntu / Linux blog

Jupiter Elementary OS Vision

Customizing Firefox with CSS - Linuxman

GitHub - Blackrucat/firefox_gnome_theme-Pop_OS: A GNOME Pop!_OS! theme for Firefox. Pop_OS theme for firefox.

Don't Like Firefox's New Look? Try These Tweaks - OMG! Ubuntu

Firefox GNOME Theme - How to Use it on Linux - OMG! Linux

Don't like Firefox's UI? Here's how to make it better. (Firefox CSS)

Orta Theme (User Style) For Firefox 4 ~ Web Upd8: Ubuntu / Linux blog

Jupiter Elementary OS Vision

Firefox/4.0 Linux Theme Mockups - MozillaWiki

Problems with Firefox theme after update to ver. 96 - Software & Applications - Manjaro Linux Forum

Sauron - Dark mode for all websites – Get this Extension for 🦊 Firefox (en-US)

Mozilla Firefox 108 Enters Public Beta Testing with WebMIDI Enabled by Default - 9to5Linux

Firefox GNOME Theme - How to Use it on Linux - OMG! Linux

Make Firefox look like a native Gnome App. With Dark Theme. (should be standard when shipped) : r/Fedora