This is a collection of my and other authors' useful CSS mods to improve and clean up the interface of Vivaldi browser.

1. hide_UI by rafaell0:

   auto-hide address bar (mainbar) and move the page loading progress bar beyond mainbar.

2. hide_tabs by supra107, R0STEFAN:

   auto-hide the tab bar and display on mouseover.

3. minimize_tabs by nirin, masashinogawa, nafumofu:

   minimizes the tab bar into rows.

4. clear_UI by rafaell0:

   сlear the interface of unnecessary stuff.

5. svg_extensions_icons by rafaell0:

   monochrome svg icons for extensions. Resets when the contents of the toolbar are changed. If u want true mono/colored icons: https://github.com/JoyHak/customize-vivaldi-buttons

6. expand_bookmarks by nafumofu:

   This mod allows you to expand and collapse folders in a list, such as bookmarks, with a single click

Don't forget to visit the other repositories as well:

1. https://github.com/quartz1216/vivaldi-gutter
2. https://github.com/luetage/vivaldi_modding
3. https://github.com/shaneburns/vivaldi-mods