Stylus by Kevyn Rocha

Apply custom CSS themes to sites you visit. Browse user styles, dark modes, and skins for YouTube, Google, Discord, and more.

Download Firefox and get the extension

About this extension

Make the web look the way you want with custom CSS themes for the pages you open every day.

Browse a large library of user-made styles for popular sites
Enable, disable, or edit themes in one click
Use the built-in editor to write your own CSS
Share styles with the community on userstyles.org

Install once and refresh familiar sites with dark modes, color tweaks, and creative layouts.

Rated 5 by 2 reviewers