a Firefox stylesheet

• stolen (I forgot from whom =[) animated "About Firefox" window
• automatically hiding sidebar
• automatically hiding address bar buttons
• coloured address bar security icon
• automatically hiding disabled navigation (back and forward) buttons
• animated bookmark bar

1. open the profile directory of the profile on which is theme should be installed.

• type or paste about:support in the address bar and press Enter to load it.
• find the Profile Folder row and click, depending of the system, either Open Directory or Show in Finder.

2. make a new folder named chrome.

1. input %LOCALAPPDATA%\Packages into the File Manager address bar and press Enter.
2. look for an entry starting with Mozilla.Firefox and click into that folder, then LocalCache, then Roaming, then Mozilla, then Firefox, then Profiles.

3. install theme.

• download userChrome.css and style.
• put both in the chrome directory.

4. make Firefox check userChrome.css at startup.

• input about:config in the Firefox address bar and press Enter.
• in the search bar, input userprof; if toolkit.legacyUserProfileCustomizations.stylesheets can be seen, toggle it on.