My personal style sheet for the Firefox UI
about:config
:browser.compactmode.show
: truetoolkit.legacyUserProfileCustomizations.stylesheets
: true
- Customize → Density: Compact (not supported)
about:support
→ Profile Folder → Open Folder- in this folder, create a new folder named
chrome
- copy the contents of the
Linux-KDE
orWindows-10
folder into it
- in this folder, create a new folder named
- Restart Firefox
- DevTools (F12) → Settings (F1) → Advanced settings →
- enable browser chrome and add-on debugging toolboxes
- enable remote debugging
- Remote debugging (Ctrl+Alt+Shift+I)
- OK
- Style Editor tab →
userChrome.css
file - To debug popup menu:
…
button → Disable Popup Auto-Hide