li {
	display: inline;
	list-style: none; /* pour enlever les puces sur IE7 */
	margin: 20px;
	
}

li a {
	display: inline-block;
	width: 100px;
	padding: 5px 10px;
	text-decoration: none;
	color: #fff;
	font-weight: bold;
	background: #999;
	border-radius:40px;
	text-align:center;
}