/*【视频】*/
#cnblogs_post_body .video {
	position: relative;
	padding-bottom: 56.25%;
  /* 16:9 */
	width: 100%;
	height: 0;
	opacity: 1.0;
}

#cnblogs_post_body .video iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	opacity: 1.0;
}