.ad_btn {
	cursor:pointer;
	position:relative;
	display:inline-block;
	text-align:center;
	margin-top:5px;
	padding:8px;
	padding-top:6px;
	padding-bottom:6px;

	background-color:#000000;
	color:#FFFFFF;
}
.ad_btn:hover {
	background-color:#FF0000;
}

.ad_titre {
	font-size:28px;
	padding-bottom:10px;
}