<a>A</a>
<span>SPAN</span>
<em>EM</em>
span {
  display: inline-block;
  background: green;
  width: 200px;
  height: 50px;
  margin: 20px;
  padding: 10px;
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.