title: How can I add customized y axis in highchart basic bar?
body: <p><a href="https://i.stack.imgur.com/5WGWV.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/5WGWV.jpg" alt="Bar chart"></a></p>
  
  <p>I want to make a chart like this in highchart. How can I add the yellow colored box in my chart</p>