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README.md

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+<p align="center">
+  <img alt="Firefox Compact UI" src="./media/cover.png">
+</p>
+
+<h1 align="center">Firefox Compact UI</h1>
+
+<p align="center">Minimalistic one-line user interface for Firefox Browser.</p>
+
+<p align="center">
+  <a href="https://github.com/ivodolenc/firefox-compact">Repository</a>
+  <span>✦</span>
+  <a href="https://github.com/ivodolenc/firefox-compact/releases">Releases</a>
+  <span>✦</span>
+  <a href="https://github.com/ivodolenc/firefox-compact/discussions">Discussions</a>
+</p>
+
+<br>
+
+<p align="center">
+  <sub>Special Sponsor</sub>
+</p>
+
+<p align="center">
+  <a title="Hypernym Studio" href="https://github.com/hypernym-studio">
+    <img alt="Hypernym Studio" width="190" src="./media/hypernym-logo.svg">
+  </a>
+</p>
+
+<br>
+
+## Features
+
+- Adds compact modern style
+- Provides a more rounded look
+- Allows native toolbar customization
+- Supports all color themes
+
+## Installation
+
+1. Open the Firefox browser.
+
+2. Type `about:config` in the address bar and open the config page.
+
+   - Search for preference name `toolkit.legacyUserProfileCustomizations.stylesheets` and set it to `true`.
+
+3. Type `about:support` in the address bar and open the support page.
+
+   - Find the `Profile Folder` on the left and click `Show in Finder` button to open the `Profile` directory.
+   - Download the `chrome` directory from the latest [release](https://github.com/ivodolenc/firefox-compact/releases) and copy it to your previously opened `Profile` directory.
+
+4. Restart Firefox to apply the `Compact UI` changes.
+
+<sub>Read the official <a href="https://support.mozilla.org/en-US/kb/contributors-guide-firefox-advanced-customization">guide</a> to learn more about Firefox Configuration.</sub>
+
+## Color Themes
+
+**Firefox Compact UI** is designed to natively support all color themes.
+
+Check out some of the themes that come with the browser below.
+
+### Dark Theme
+
+<p align="center">
+  <img alt="Dark Compact UI" src="./media/dark-theme.png">
+</p>
+
+### Light Theme
+
+<p align="center">
+  <img alt="Light Compact UI" src="./media/light-theme.png">
+</p>
+
+### Alpenglow Theme
+
+<p align="center">
+  <img alt="Alpenglow Compact UI" src="./media/alpenglow-theme.png">
+</p>
+
+## Community
+
+Feel free to ask questions or share new ideas.
+
+Use the official [discussions](https://github.com/ivodolenc/firefox-compact/discussions) to get involved.
+
+## License
+
+Developed in 🇭🇷 Croatia, © Ivo Dolenc.
+
+Released under the [MIT](LICENSE.txt) license.