title: Creating application tutorial on a separate layer
body: <p>I would like to create a "tutorial"/overview on how to use my application, very similar to this one:</p>
  
  <p><a href="https://i.stack.imgur.com/nayH7.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/nayH7.png" alt="enter image description here"></a></p>
  
  <p><a href="https://i.stack.imgur.com/1MADx.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/1MADx.png" alt="enter image description here"></a></p>
  
  <p>Are there any libraries I could use to implement this?</p>