- In about:config enable:
toolkit.legacyUserProfileCustomizations.stylesheetslayout.css.color-mix.enabled
- Copy 'chrome' folder in 'Profile Folder' (Menu > Help > Troubleshooting Information > Profile Folder)
- Restart Firefox
- Use "System theme - auto"
- Drag Bookmarks Toolbar Items to the left of the address bar
- To set the wallpaper in a new tab, place a .jpg or .png image in the Chrome folder and rename it to "bg". Restart Firefox
- Install Sidebery v5
- Copy the code from Sidebery-Sidebar.css to Sidebery / Settings / Styles editor / Sidebar
- Copy the code from Sidebery-GroupPage.css to Sidebery / Settings / Styles editor / Group page
- Install Stylus
- Open YouTube
- In Stylus, click New Style ...
- In the window that opens, click Import
- Copy the code here from the Stylus-YouTube.css file and click replace style
- Save
- To open the header, move the cursor to the top edge, but not all the way
- Opening a bookmark in a new tab
browser.tabs.loadBookmarksInTabstrue - Scroll step
mousewheel.min_line_scroll_amount25 - Smoothness of scrolling
general.smoothScroll.mouseWheel.durationMaxMS380 - Disable add-on recommendations
extensions.htmlaboutaddons.recommendations.enabledfalse - Do not open download panel
browser.download.alwaysOpenPanelfalse - Restore pinned tabs on demand
browser.sessionstore.restore_pinned_tabs_on_demandtrue - OS text scaling settings should only affect text scaling
browser.display.os-zoom-behavior2 - Hide toolbar tips
browser.chrome.toolbar_tipsfalse
