title: How to make inner border radius?
body: <p>How to make this shape by HTML &amp; CSS inner rounded border radius?</p>
  
  <p><a href="https://i.stack.imgur.com/xzlHY.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/xzlHY.png" alt="enter image description here"></a></p>