title: How to style ListSubheader in Material-UI in the same way as in iOS UITableView?
body: <p>This is how my <code>ListSubheader</code> look now.</p>
  
  <p><a href="https://i.stack.imgur.com/HAzTA.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/HAzTA.png" alt="enter image description here"></a></p>
  
  <p>Nothing specific, it is only wrapped to the left. </p>
  
  <p>But in iOS default header view in <code>UITableView</code> looks like this:</p>
  
  <p><a href="https://i.stack.imgur.com/F9Amv.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/F9Amv.png" alt="enter image description here"></a></p>
  
  <p>It has background color, different font different font color.</p>
  
  <p>How can I set it? I am newby with <code>material-ui</code>. I need some kind of css formatting? </p>