.ns-video{
    position:absolute; 
    left:0; 
    top:0; 
    z-index:99999;
     background-image:url(bg.png);
}
.ns-video-c{
    width:640px;
    padding:0px;
    margin:0 auto;
 }
.ns-video-content{
    width:600px;
    clear:both; 
    margin:0px;
    background-color:#fff; 
    padding:20px 20px 20px 20px; 
    overflow:hidden;
}
.ns-video .close{
    float:right; 
    width:40px; 
    height:40px; 
    background-position:center top;
    background-repeat:no-repeat; 
    background-image:url(close.png);
    cursor: pointer;
}