<a href="#yolo" class="button"><div>Click me</div></a>
<button class="button"><div>Click me</div></button>
/**
 * Parallelograms — with extra HTML element
 */
body {
  padding: 2%;
}
.button { transform: skewX(45deg); }
.button > div { transform: skewX(-45deg); }

.button {
	display: inline-block;
	padding: .5em 1em;
	border: 0; margin: .5em;
	background: #58a;
	color: white;
	text-transform: uppercase;
	text-decoration: none;
	font: bold 200%/1 sans-serif;
}
View Compiled

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.