.grtyoutube-popup{background:rgba(0,0,0,.7);height:100%;left:0;padding:0 15px;position:fixed;top:0;width:100%;z-index:999}.grtyoutube-popup-content{margin:50px auto;max-width:700px;position:relative;width:100%}.grtyoutube-popup-close{color:#aaa;float:right}@media(max-width:767px){.grtyoutube-popup-content iframe{height:230px}}