ul {
list-style-type: none;
width: 100%; /* precision for Opera */
}


.menu a {

	margin: 0 2px;
	width: 150px;
	height: 20px;
	display: block;
	text-align: center;
	border: 1px solid #CCCCCC;
	text-decoration: none;
	color: #000;
	background: #fff;
}

.menu a:hover {
background: #ccc;
border: 1px solid gray; 
}

.menu a:active {
background: gray;
border: 1px solid gray; 
color: #fff;
}