Stepnavigation

dabblet.css

/**
 * Stepnavigation
 */

body {
	font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
	font-size: 12px;
}

ul {
	list-style-type: none;
	margin: 0;
	padding: 0;
	position: relative;
	font-weight: bold;
	text-transform: uppercase;
	letter-spacing: 0.2em;
}
ul li {
	height: 40px;
	line-height: 40px;
	padding: 0 20px 0 25px;
	margin: 0 4px 0 0;
	float: left;
	background-color: #777;
	color: white;
	position: relative;
	cursor: pointer;
}
ul li:after {
	content: "";
	position: absolute;
	right: -10px;
	top: 10px;
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 10px 0 10px 10px;
	border-color: transparent transparent transparent #777;
	z-index: 1;
}
ul li:before {
	content: "";
	position: absolute;
	right: -15px;
	top: 5px;
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 15px 0 15px 15px;
	border-color: transparent transparent transparent white;
	z-index: 1;
}
ul li:hover {
	background-color: #333;
}
ul li:hover:after {
	border-left-color: #333;
}
ul li:last-child:before,
ul li:last-child:after {
	content: none;
}

dabblet.html

<ul>
<li>Step 1</li>
<li>Step 2</li>
<li>Step 3</li>
</ul>

settings.json

{"view":"split","fontsize":"100","seethrough":"","prefixfree":"1","page":"css"}