For people who use the awesome Numix Dark theme for Linux. This userstyle fixes Thunderbird's horrible appearance if you use Numix Dark. If you want to know what parts of Thunderbird are changed: Screenshots speak louder than words, so check them out.
Remove some UI introduced by Australis (e.g. fog) and bring back squared (and rounded) tabs.
Very dark grey skin with red hilited elements for Firefox. See more at https://www.facebook.com/AntonFerreiroFerrero.
change Firefox scrollbar style
A userstyle for Firefox 29. This style is minimal and made for laptops or smaller screens. Tested for the Win7 visual style, +1 (optional) : http://aaron-a-arts.deviantart.com/art/1-268398605
It's difficult to spot individual tabs on the tab bar without any visual cues. This userstyle creates rounded tab outlines for improved visibility of background tabs.
Background tabs are colored with the same background images Firefox uses for hovering, with the tail ends chopped off.
Firefox 31 and later versions - hide the search-container and the margin-top
Just an awesome wallpaper with some css stole from another userstyle...my personal favorite...enjoy!! The image is so HD that it was too big to put a screenshot on userstyles.com i had to take my own screenshot and shrink it...it is a sick picture...please install...i'd like this theme to get out there
Fixes Firefox menus black font on dark background in placebo Angst and Kitsch Object visual styles.