Place userChrome.css in ~/.mozilla/firefox/*.default/chrome/. Create the chrome folder if it does not exist.
- Hide the tab bar at the top of the window.
- Shrink sidebar-header.
- Make sidebar-header dark.
Last active
November 17, 2017 13:42
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Hide tabs in Firefox 57
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| #TabsToolbar { | |
| visibility: collapse; | |
| } | |
| #sidebar-header { | |
| font-size: 1em !important; | |
| padding: 0px !important; | |
| } | |
| #sidebar-box { | |
| background-color: var(--chrome-background-color) !important; | |
| color: var(--tab-text-color) !important; | |
| } | |
| #sidebar-header { | |
| border-bottom-color: var(--chrome-nav-bar-controls-border-color) !important; | |
| } | |
| #sidebar-splitter { | |
| width: 1px !important; | |
| border: 1px var(--chrome-secondary-background-color) !important; | |
| } |
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