Firefox CSS theme with minimal vertical tabs sidebar based on Sidebery.
- Sidebery
- Firefox/Librewolf
- Set toolkit.legacyUserProfileCustomizations.stylesheets to true.
- Download userChrome.css from /chrome and add to Firefox user profile folder under /chrome.
- Install Sidebery addon in Firefox from Firefox Addon Store.
- Download sidebery.json and load sidebery.json it in Sidebery settings.
MrOtherGuy for his amazing firefox css sidebar autoclose hack -