+−<!doctype html> +−<meta charset="utf-8"> +−<title>CSS Test Reference</title> +−<style> +−#target { +− margin: 30px; +− height: 40px; +− width: 40px; +− background-color: lime; +− border-radius: 5px; +−} +−</style> +−<div id="target"></div>
