Microsoft Outlook Clean UserScript - Making Microsoft Outlook UI just a little more clean

script.user.js

// ==UserScript==
// @name         Microsoft Outlook Clean
// @namespace    MSTeamsClean
// @version      0.1.1
// @updateURL    https://raw.githubusercontent.com/jmizell/MSTeamsCompact/master/script.user.js
// @description  Making Microsoft Outlook UI just a little more clean
// @author       Benji
// @match        https://outlook.office.com/*
// @grant        GM_addStyle
// @license      GPL-3.0
// @run-at       document-start
// ==/UserScript==

GM_addStyle ( `
/* Base fonts sizes */
/* ====================================================== */
div[title=Favorites],
div[title=Folders],
div[title=Groups],
#LeftRail,
#owaMeetNowButton_container,
#owaNoteFeedButton_container,
#owaTimePanelBtn_container,
#owaActivityFeedButton_container,
#owaHelpButton_container,
#owaWhatsNewBtn_container {
    display: none !important;
}
.Z1wHl {
  width: 100% !important;
}
.aKTwc {
  padding-left: 5px !important;
` );