Works alright, but to this day there is no way for users to contribute their own styles. As such, most available styles are often outdated, and I have to fix them or write them myself.

Супер

Super Tool für eigene Stylesheets. Fast so gut wie userCSS von chrome.
Super tool for own style-sheets. Nearly as good as userCSS from chrome.

I have lost all my custom styles after the last firefox update, it seems like the addon folder structure has changed, is there any way to get my styles back?