userChrome CSS customisation for Firefox vertical tabs to expand on hover (like in e.g. Zen or Edge).
-
Updated
May 5, 2025 - Shell
#
firefox-customization
Here is 1 public repository matching this topic...
Improve this page
Add a description, image, and links to the firefox-customization topic page so that developers can more easily learn about it.
Add this topic to your repo
To associate your repository with the firefox-customization topic, visit your repo's landing page and select "manage topics."