a.bouton_pack {
	display: block;
	margin-left: auto;
	margin-right: auto;
	width: 206px;
	height: 34px;
	background-image: url('../images/bouton_off.jpg');
	text-align: center;
	line-height: 30px;
	color: #000;
	text-decoration: none;
	font-weight: bold;
}
a.bouton_pack:hover {
	color: #F00;
	text-decoration: none;
	font-weight: bold;
	background-image: url('../images/bouton_on.jpg');
}