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Dark Google Voice 2019

Goes best with this https://userstyles.org/styles/172278/

// ==UserScript==
// @name         Dark Google Voice 2019
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  Goes best with this https://userstyles.org/styles/172278/
// @author       You
// @match        https://voice.google.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
document.querySelector('header').style.backgroundColor = '#090909';
    document.querySelector('.gb_ne').style.background = "none"
        // Your code here..
})();