title: How to append element after the body tag?
body: <p><a href="https://i.stack.imgur.com/ehISA.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/ehISA.png" alt="img"></a></p>
  
  <p>This is what I want.
  I want the new created element append after the body tag.Not inside the body tag.</p>
  
  <p>Thanks you.</p>