Custom CSS tweaks for Firefox (by Aris-t2)


Basic CustomCSSforFx repo stats
5 days ago

CustomCSSforFx Alternatives

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NOTE: The number of mentions on this list indicates mentions on common posts. Hence, a higher number means a better CustomCSSforFx alternative or higher similarity.


Posts where CustomCSSforFx has been mentioned. We have used some of these posts to build our list of alternatives and similar projects - the last one was on 2021-06-04.
  • Anyway to get dark context and hamburger menus with "white" theme
    I already use CustomCSSforFx by Aris-T2 so the solution should hopefully be compatible with this one.
  • Tips: How To Keep Firefox User Interface Compact, Responsive, And Sufficiently Contrast | 2021-06-06
  • Customize Firefox current to look like this? | 2021-06-06
  • will waterfox/has waterfox update(d) to the new god awful gui that Firefox decided to implement? | 2021-06-05
    For example, I use the excellent work from Aris-t2. See this issue:
  • [Developer Edition] Text in menu bar invisible. | 2021-06-05
    Found a solution here.
  • Firefox 89 issue. Google search box on blank new pages doesn't do anything like it used to. Now It just makes me type in the address bar. | 2021-06-05
    Found a solution here:
  • Address Bar suggestions being overwritten
    Also as I have already said the main changes to my entire browser is via Aris-t2 at
    Note: all though I use my own userChrome.css it does not reference this area. However I also use code from Aris-t2 at
  • Tabs broken since 89 update
  • Anything similar to shadowfox but maintained?
    So I have been using Shadowfox for some time now together with Custom css for Firefox by Aris-T2
  • Firefox 89 Proton Feedback Megathread | 2021-06-04
    As for the rest of the UI I mainly relied on CustomCSSforFx by Aris-t2: a bit of CSS from Quantum-Nox-Firefox-Dark-Full-Theme: by Izheil and some CSS that I liked. | 2021-06-04
    I recommend you to follow CustomCSSforFx by Aris-T2 | 2021-06-04
    Take a look at Aris-T2 CustomCSSforFx This is nothing but just one of many similar projects that users Firefox's ability to accept different styles and interface forms through css files.
  • How do I align the text without icons to the same level as the text with icons in context menu?
    I end up deleting it but i took the css from here:
  • An attempt to improve Firefox's new Proton UI
    Awesome! I haven't tested it yet, but I guess it won't work well together with (which has some nice rules e.g. to get the old awesomebar dropdown looks back). Any chance you would consider working together to get all those improvements in one project, instead of having two that potentially conflict with each other?