title: Android Remove SeekBar Background
body: <p>Is there a way I can remove the background bar image in the SeekBar android widget?</p>
  
  <p>I just want it to show a slider with no progress bar behind it.</p>
  
  <p><img src="https://i.stack.imgur.com/C6X2l.png" alt="Remove this"></p>
  
  <p>Any help?</p>