UserStyles.world VS Cascadea

Yes, it's a whole thing: https://userstyles.world/. - Source: Hacker News / 5 months ago

Keep in mind it doesn't apply to the logo, you'll need to download a userstyle from userstyles.world to make it apply to the logo. Source: 6 months ago

As an alternative, Sift users could code custom CSS userstyles. Source: 11 months ago

Https://userstyles.world is a much better site to use now tbh. Source: about 1 year ago

Sorry for replying so late. I've just now realised how many styles there are that are trying the same thing. But as you said none of them seem to work well with Firefox which is what I've been using. The sidebar is also white for me. I uploaded my style to userstyles.world with the name Duolingo Dark Consistent and am going to try and fix the sidebar right now. I will also try to update it as frequently as... Source: about 1 year ago

There's probably several different extensions that do the same thing, but this is what I use Cascadea[1] for. [1] https://cascadea.app. - Source: Hacker News / 12 months ago

I don't use mac, but this may be a step in the right direction: Https://cascadea.app. Source: about 2 years ago

For Safari on macOS, you can use Cascadea. Source: about 2 years ago

If the targets are web pages, it is possible to overwrite embedded CSS and / or Javascript in those web pages, so that the "sensitive data" will follow your customized display style. For example, you can change font size & color so that the text will blend into background. You can do that with browser extension like Cascadea (https://cascadea.app) to inject new CSS, and Tampermonkey (https://www.tampermonkey.net)... Source: over 2 years ago

I've disabled all of my extensions... I was running three: Ghostery, Choosy, and Cascadea. No difference. Source: about 3 years ago