/* iframebox auto size */

.iframebox 
{ 
position: relative; 
width: 100%; 
padding-bottom: 56.25%;
}

.iframebox iframe 
{ 
position: absolute; 
width: 100%; 
height: 100%;
}


.video-wrap 
{ position:relative;padding-bottom:56.25%;height:0px;overflow:hidden; }

.video-wrap iframe 
{ position:absolute;top:0;left:0;width:100%;height:100%; }