preview.webm
- Autohide bookmarks toolbar
- Vertical tabbar
- Centered url
- Gap and rounded browser side like Arc browser
- Open
about:config
- Search
toolkit.legacyUserProfileCustomizations.stylesheets
and set it totrue
- Open
about:profiles
- Look for
Default profile: yes
and open the root directory - Copy
chrome
folder to root directory - Install
Sidebery
extension - Open
Sidebery Settings
-->Styles editor
- Copy
sidebery.css
content and paste it toStyles editor