Дмитрий Христоев

.video {
    position: relative;
    overflow: hidden;
    height: 0;
    padding-bottom: 54.15%;
}
.video iframe, 
.video object, 
.video embed {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}