.ad-parent-block {	 
	text-align: center; 
	font-size: 0; 
}
.ad-inline-block {
	width: 50%;
	display: inline-block;	 
}
 
.ad-inline-block > *{
	 margin: 10px auto;
}
.mobile-ad-block-bg {
	background-color: #DDD;	 
}