title: How to style scrollbars with JSS?
body: <p>How can I style the scrollbars with <a href="http://cssinjs.org/?v=v9.8.7" rel="nofollow noreferrer">JSS</a>? The solution below does not work.</p>
  
  <pre><code>   '::-webkit-scrollbar-track': {
       background: 'red',
     },
     '::-webkit-scrollbar': {
       width: 10,
       background: 'red',
     },
     '::-webkit-scrollbar-thumb': {
       background: 'green',
     },
  </code></pre>