.ns-video{
position:absolute; left:0; top:0; z-index:999; background-image:url(bg.png);}
.ns-video-c{ position:relative;
width:750px; padding:0px; margin:0 auto; }
.ns-video-content{
width:690px; clear:both; margin:0px;background-color:#fff; padding:35px 35px 35px 35px; overflow:hidden;}
.ns-video .close{top:-0px; right:30px; position:absolute;
float:right; width:50px; height:50px; background-position:center top; background-repeat:no-repeat; background-image:url(close.png);}