.ad-manager-placeholder {
	margin: 10px auto !important;
	background: transparent;
	text-align: center;
}
.ad-manager-placeholder iframe {
	margin: 0 auto;
	display: block;
}
.ad-manager-placeholder.responsive .gtx-dfp-ad-inner-wrapper, 
.ad-manager-placeholder .responsive .gtx-dfp-ad-inner-wrapper{
	width:100%!important;
	height: auto!important;
}

.gtx-dfp-ad-inner-wrapper {
	margin: 0 auto;
}