title: Add colored titlebar in Electron
body: <p>Im using node.js and electron to create a desktop app.
  I try to change the color of my titlebar with <a href="https://www.npmjs.com/package/electron-titlebar-windows" rel="nofollow noreferrer">electron-titlebar-windows packge</a>.</p>
  
  <p>I add to my code that lines:</p>
  
  <pre><code>const ElectronTitlebarWindows = require('electron-titlebar-windows');
  const titlebar = new ElectronTitlebarWindows();
  </code></pre>
  
  <p>but its trow an error:</p>
  
  <pre><code>App threw an error during load
  ReferenceError: document is not defined
  </code></pre>
  
  <p>How to use this package?</p>