YouTube Custom Material Design Style

Apply Material Design Lite styling to YouTube

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         YouTube Custom Material Design Style
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  Apply Material Design Lite styling to YouTube
// @match        *://www.youtube.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    // Add custom styles to the document
    const style = document.createElement('style');
    style.textContent = `
        /* Import Material Design Lite CSS and Roboto Font */
        @import url('https://code.getmdl.io/1.3.0/material.indigo-pink.min.css');
        @import url('https://fonts.googleapis.com/css?family=Roboto:300,400,500,700');

        /* Root variables */
        :root {
            --showRtcConnectionStatusIcon: block; /* Show video call ping/status icon */
            --jumboEmojiSize: 2rem; /* Old size: 2rem | New size: 3rem */
        }

        /* Example Material Design Lite styles */
        body {
            font-family: 'Roboto', sans-serif;
        }

        /* Resize jumbo emojis */
        .jumbo-emoji {
            font-size: var(--jumboEmojiSize);
        }

        /* Other custom styles can be added here */
    `;
    document.head.appendChild(style);
})();