title: box-sizing - 'outline' is calculated in 'border-box' OR 'content-box'?
body: <p>When calculating width and height of the box, outline width like</p>
  
  <pre><code>outline: 5px dashed red;
  </code></pre>
  
  <p>if <code>box-sizing:border-box</code>, is outline will be considered in the width/height of the box ?</p>