#tab-video .video-size {
	max-width: 100%; /* 100% or 853px or 640px */
	max-height: 100%; /* 100% or 480px or 360px */
}
#tab-video .video-container {
	position: relative;
	padding-bottom: 56.25%;
	height: 0;
	overflow: hidden;
}
#tab-video iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}
.icon-play {
	background: url('../image/mini_video_icon.png') center center no-repeat;
	position: absolute;
	top: 0;
	left: 0;
	bottom: 0;
	right: 0;
	opacity: 0.9;
	z-index: 20;
}
.v_thumb_block {
	display: inline-block; 
	position: relative;
}
.thumbnail > span.v_thumb_block img { 
	width: 100%;
}
.popup_video:focus {
	outline: none;
}