Defaultifies almost all the websites you visit
// ==UserScript==
// @name Default Dancing
// @namespace http://tampermonkey.net/
// @version ChickenProductions1.0
// @description Defaultifies almost all the websites you visit
// @author TheChickenMan
// @match *://*/*
// @run-at document-start
// @grant GM_addStyle
// ==/UserScript==
var style = document.createElement("style");
style.type = "text/css";
style.innerHTML = "* { background: url(https://i.makeagif.com/media/5-13-2018/QNvZv0.gif) repeat-y, url(https://i.makeagif.com/media/5-13-2018/QNvZv0.gif) repeat-y !important; background-size: 100% !important; } \n";
document.getElementsByTagName("head")[0].appendChild(style);