0. Minimum Requirements:

   • Firefox 99 and newer
   • Firefox ESR 91.8.0 and newer
   • Waterfox G4.1.1 and newer
   • Windows 7 and newer
   • MacOS 10 (Firefox 99+) / MacOS 11 (ESR / Waterfox) and newer
   • Linux

1. Download the chrome folder and put it in the root folder (Also known as the user profile folder. You can easily get there from about:profiles)

2. Go to about:config and activate the keys below:

• toolkit.legacyUserProfileCustomizations.stylesheets
• svg.context-properties.content.enabled
• layout.css.color-mix.enabled

3. Specify the desired shape of the tabs. Create and activate one of the keys below:

• Style.Proton
• Style.Photon
• Style.WaveFox
• Style.Chrome
• Style.Edge
• Style.Australis
• Style.Chrome-Old

4. Create and activate other keys. This step is optional

Style	Light	Dark
WaveFox
Proton
Photon
Chrome
Edge
Chrome (Legacy)
Australis

Download and install MicaForEveryone from the link below.

https://github.com/minusium/MicaForEveryone/releases

Once installed, create and activate the key below. For transparency to work correctly, turn off the accent color in Windows 11 personalization and select the system theme in Firefox.

• Style.Win11-Mica-Acrylic

Possibility to activate an additional indicator for better visibility.

• Style.Additional-Container-Indicator

There are two shadows available for use. Each shadow is completely independent. In most situations, one shadow is enough, but there are situations where a second shadow can be useful. Shadows are formed from a combination of blur and saturation.

Blur:

• Style.Main-Shadow-Blur-Low
• Style.Main-Shadow-Blur-Medium
• Style.Main-Shadow-Blur-High
• Style.Main-Shadow-Blur-Very-High

Saturation:

• Style.Main-Shadow-Saturation-Low
• Style.Main-Shadow-Saturation-Medium
• Style.Main-Shadow-Saturation-High
• Style.Main-Shadow-Saturation-Very-High

Blur:

• Style.Additional-Shadow-Blur-Low
• Style.Additional-Shadow-Blur-Medium
• Style.Additional-Shadow-Blur-High
• Style.Additional-Shadow-Blur-Very-High

Saturation:

• Style.Additional-Shadow-Saturation-Low
• Style.Additional-Shadow-Saturation-Medium
• Style.Additional-Shadow-Saturation-High
• Style.Additional-Shadow-Saturation-Very-High

It is possible to set the saturation of tab separators and disable the first separator.

• Style.Separators-Saturation-Low
• Style.Separators-Saturation-Normal
• Style.Separators-Saturation-High
• Style.Separators-Saturation-Very-High
• Style.Disable-First-Separator

Compatible with AMO. Since shadows do not work with these themes, the selected tab may be hard to see. It is possible to activate the tab frame for better visibility.

• Style.AMO-Tab-Frame

By default, context menus follow the selected interface density, but it is possible to set a fixed size.

Compact	Normal	Touch

• Style.Context-Menus-Compact
• Style.Context-Menus-Normal
• Style.Context-Menus-Touch

There are two types of fluent style icons from Microsoft.

Regular	Filled

• Style.Menu-Icons-Regular
• Style.Menu-Icons-Filled

Ability to control the width of pinned tabs.

• Style.Pinned-Tabs-Width-Offset-Low
• Style.Pinned-Tabs-Width-Offset-Medium
• Style.Pinned-Tabs-Width-Offset-High
• Style.Pinned-Tabs-Width-Offset-Very-High

Ability to control the drag space.

• Style.Left-Drag-Space-Disabled
• Style.Right-Drag-Space-Disabled

• Style.Drag-Space-Above-Tabs-Windowed-Mode-Low
• Style.Drag-Space-Above-Tabs-Windowed-Mode-Medium
• Style.Drag-Space-Above-Tabs-Windowed-Mode-High
• Style.Drag-Space-Above-Tabs-Windowed-Mode-Very-High

• Style.Drag-Space-Above-Tabs-Maximized-Mode-Low
• Style.Drag-Space-Above-Tabs-Maximized-Mode-Medium
• Style.Drag-Space-Above-Tabs-Maximized-Mode-High
• Style.Drag-Space-Above-Tabs-Maximized-Mode-Very-High

• Style.Drag-Space-Above-Tabs-Fullscreen-Mode-Low
• Style.Drag-Space-Above-Tabs-Fullscreen-Mode-Medium
• Style.Drag-Space-Above-Tabs-Fullscreen-Mode-High
• Style.Drag-Space-Above-Tabs-Fullscreen-Mode-Very-High

It is possible to make the new tab button as a pinned tab.

• Style.New-Tab-Button-Like-Pinned-Tab

It is possible to make the tabs even more compact. Works only with compact mode.

• Style.Compact-Plus