#product-video_wrapper {
    display: table-cell;
    position: relative; 
    margin: 10px 0;
}
#product-video_wrapper .page-subheading {
    margin-top: 10px;
    padding-bottom: 5px;
}
#product-video {
    margin: 10px 0;
}
@media (min-width: 848px) {
    #product-video_wrapper, #product-video {
        width: 792px; 
        height: 448px;
    }
}
    
@media (max-width: 847px) {
    #product-video_wrapper, #product-video {
        width: 516px; 
        height: 330px;
    }
}

@media only screen and (min-width: 0px) and (max-width: 600px) {
    #product-video_wrapper, #product-video {
        width: 300px; 
        height: 200px;
    }
}