Dark Scrollbar

Changes the color of your scrollbar to fit your browser's dark theme.

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 or Violentmonkey 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        Dark Scrollbar
// @namespace   https://github.com/jairjy
// @match       *://*/*
// @exclude     https://outlook.live.com/mail/*
// @exclude     https://discord.com/channels/*
// @exclude     https://web.whatsapp.com/*
// @exclude     https://app.slack.com/client/*
// @grant       none
// @version     1.7
// @author      JairJy
// @run-at       document-start
// @description  Changes the color of your scrollbar to fit your browser's dark theme.
// ==/UserScript==

function addGlobalStyle(css) {
    var head, style;
    head = document.getElementsByTagName('head')[0];
    if (!head) { return; }
    style = document.createElement('style');
    style.type = 'text/css';
    style.innerHTML = css.replace(/;/g, ' !important;');
    head.prepend(style);
}

addGlobalStyle('::-webkit-scrollbar { width: 15px; }');

addGlobalStyle('::-webkit-scrollbar-track { background: #3B3B3B; }');
 
addGlobalStyle('::-webkit-scrollbar-thumb { background: #777777; }');

addGlobalStyle('::-webkit-scrollbar-thumb:hover { background: #999999; }');