.pdfviewer {
	margin:1% 0;
	border:1px solid #aaa;
	height:1400px;
	width:990px;
}
.video_wrap iframe {
	width: 100%;
	height: 563px;
	position: relative !important;
	top: inherit !important;
	left: inherit !important;
}
.video_contents {
	text-align: center;
}
@media (max-width:767px){ 
	.pdfviewer { 
		height:350px;
	}
}