title: Animate an element to the size of screen in fixed position
body: <p>How do I animate a <code>&lt;div&gt;</code> to expand to fit the screen upon clicking. All while staying in fixed position, then revealing the contents of that <code>&lt;div&gt;</code></p>
  
  <p>Image:</p>
  
  <p><a href="https://i.stack.imgur.com/kBNTJ.jpg" rel="noreferrer"><img src="https://i.stack.imgur.com/kBNTJ.jpg" alt="sample"></a></p>