nav {
	background-image: url('../img/main/back.jpg');
	float: left;
	position: fixed;
	
	top: 5px;
	left: 25%;
	width: 50%;
	height: 2em;
	
	padding: 2px;
	padding-bottom: 0px;
}

nav ul {
	width: 100%;
	height: 100%;
	margin: 0px;
	padding: 0px;
	list-style-type: none;
}

nav li {
	/*width gets calculated*/
	height: 90%;
	float: left;
}

nav li a {
	display: block;
	height: 90%;
	color: black;
	text-decoration: none;
	text-align: center;
	
	border: 1px solid black;
	border-radius: 5px;
}

nav li a:link,
nav li a:visited {
	/*background-color: #E0E0FF;*/
	background-color: rgba(224, 224, 255, 0.8);
}
nav li a:active,
nav li a:hover {
	/*background-color: #F0F0F0;*/
	background-color: rgba(240, 240, 240, 0.8);
}

nav li ul {
	padding: 0px;
}

nav li ul li {
	float: none;
	display: block;
}

nav li>ul {
	display: none;
}
nav li:hover>ul {
	display: block;
}