---
link: https://github.com/A-Kees-H/Firefox-Vertical-Tabs-Mod/blob/main/copy_the_code_in_this_file.css
created: 2026-06-17
tags:
  - "#t/clippings/github"
author:
  - https://github.com/A-Kees-H
---

```css
/* Remove sidebar tools + extensions column */
#sidebar-tools-and-extensions-splitter,
.sidebar-panel #sidebar-tools-and-extensions-splitter {
display: none!important;
}

.wrapper >.buttons-wrapper {
display: none!important;
}

/* Prevent leftover spacing */
.sidebar-panel.wrapper {
padding-right: 0!important;
margin-right: 0!important;
}

/* Hide Sidebar toggle button */
#sidebar-button {
display: none!important;
}
```