Makes the UI of all the listed pages to have Segoe Script as their default font.
// ==UserScript==
// @name Custom Fonts
// @namespace http://praveen-kumar.org/
// @license MIT
// @version 1.0.1
// @description Makes the UI of all the listed pages to have Segoe Script as their default font.
// @author Praveen Kumar, modification for Firefox Android by José G.
// @match *://*/*
// @grant none
// ==/UserScript==
var styleTag = document.createElement('style');
styleTag.type = "text/css";
styleTag.innerHTML = "*,:first-child,:last-child *,:first-child,:first-child:first-child,:first-child:last-child *,:last-child *,:last-child :first-child,:last-child :last-child *,:first-child,:first-child:first-child,:first-child:last-child *,:first-child:first-child,:first-child:first-child:first-child,:first-child:first-child:last-child *,:first-child:last-child *,:first-child:last-child :first-child,:first-child:last-child :last-child *,:last-child *,:last-child :first-child,:last-child :last-child *,:last-child :first-child,:last-child :first-child:first-child,:last-child :first-child:last-child *,:last-child :last-child *,:last-child :last-child :first-child,:last-child :last-child :last-child *{font-family:'Segoe Script'}textarea,textarea:first-child,textarea:last-child *,textarea:first-child,textarea:first-child:first-child,textarea:first-child:last-child *,textarea:last-child *,textarea:last-child :first-child,textarea:last-child :last-child 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*,tt:last-child :last-child *,tt:last-child :last-child :first-child,tt:last-child :last-child :last-child *,tt *,tt :first-child,tt :last-child *,tt :first-child,tt :first-child:first-child,tt :first-child:last-child *,tt :last-child *,tt :last-child :first-child,tt :last-child :last-child *,tt :first-child,tt :first-child:first-child,tt :first-child:last-child *,tt :first-child:first-child,tt :first-child:first-child:first-child,tt :first-child:first-child:last-child *,tt :first-child:last-child *,tt :first-child:last-child :first-child,tt :first-child:last-child :last-child *,tt :last-child *,tt :last-child :first-child,tt :last-child :last-child *,tt :last-child :first-child,tt :last-child :first-child:first-child,tt :last-child :first-child:last-child *,tt :last-child :last-child *,tt :last-child :last-child :first-child,tt :last-child :last-child :last-child *,pre,pre:first-child,pre:last-child *,pre:first-child,pre:first-child:first-child,pre:first-child:last-child *,pre:last-child *,pre:last-child :first-child,pre:last-child :last-child *,pre:first-child,pre:first-child:first-child,pre:first-child:last-child *,pre:first-child:first-child,pre:first-child:first-child:first-child,pre:first-child:first-child:last-child *,pre:first-child:last-child *,pre:first-child:last-child :first-child,pre:first-child:last-child :last-child *,pre:last-child *,pre:last-child :first-child,pre:last-child :last-child *,pre:last-child :first-child,pre:last-child :first-child:first-child,pre:last-child :first-child:last-child *,pre:last-child :last-child *,pre:last-child :last-child :first-child,pre:last-child :last-child :last-child *,pre *,pre :first-child,pre :last-child *,pre :first-child,pre :first-child:first-child,pre :first-child:last-child *,pre :last-child *,pre :last-child :first-child,pre :last-child :last-child *,pre :first-child,pre :first-child:first-child,pre :first-child:last-child *,pre :first-child:first-child,pre :first-child:first-child:first-child,pre :first-child:first-child:last-child *,pre :first-child:last-child *,pre :first-child:last-child :first-child,pre :first-child:last-child :last-child *,pre :last-child *,pre :last-child :first-child,pre :last-child :last-child *,pre :last-child :first-child,pre :last-child :first-child:first-child,pre :last-child :first-child:last-child *,pre :last-child :last-child *,pre :last-child :last-child :first-child,pre :last-child :last-child :last-child *{font-family:'Segoe Script',monospace !important;font-size:0.75rem;line-height:1.5}";
if (location.hostname == "stackoverflow.com")
styleTag.innerHTML += ".post-text ul li,.wmd-preview ul li,.post-text ol li,.wmd-preview ol li{margin-bottom:0}";
document.body.appendChild(styleTag);