Stylish for Firefox - Download & Review

Nocturnal Firefox Theme (Read Description)

Stylish add-on makes a return : r/firefox

Stylish Alternatives for Firefox

Moving User Styles (Themes) from Stylish 3.x to Stylus

Best Firefox Addons For Better Browsing (2015)

Stylish appears to have been removed from the Google Chrome store : r/ firefox

Firefox support · Issue #166 · stylish-userstyles/stylish-chrome · GitHub

Collection of Useful Stylish Scripts to Customize Mozilla Firefox UI – AskVG

Download Stylish 1.0.11 for Mac

Privacy Warning for anyone using Stylish for Roll20 to get Dark Mode. Stylish extension has been found to be stealing internet history of its 2 million users automatically without full consent.