#nav {
	margin: 50px;
	width: 400px;
	height: 35px;
	border-radius: 5px;
	background: #ccc;
	position: relative;
}

#nav #cloud {
	width: 100px;
	height: 64px;
	position: absolute;
	left: 0;
	bottom: 0;
	background: url(../images/cloud.png);
}

#nav ul, nav li {
	position: relative;
	z-index: 100;
	margin: 0;
	padding: 0;
}

#nav li {
	width: 100px;
	height: 35px;
	cursor: pointer;
	float: left;
	line-height: 35px;
	text-align: center;
	list-style: none;
}

#nav li:hover {
	color: #fff;
}