body {
	background-color: #000;
	margin:20px;
	text-align:center;
	color:#FFFFFF
}

h3 {
	color:#4f4f4f;
}

img {
	border:1px solid #EEE;
}

a {
	text-decoration: none;
}

span {
	color:#fff;
	font-family: Trebuchet MS;
	font-size: 9pt;
}

#principal {
	margin: auto;
	position: relative;
}

#principal ul {
	
}

#principal li {
	display:inline;
	float:left;
	width:220px;
	background-color:#222;
	padding:5px;
	margin:auto;
	text-align: center;
	border-right: #a5a7aa solid 1px;
	border-bottom: #a5a7aa solid 1px;
}