body {
    margin: 0px;
    background-color: #000000;
    font-family: Courier;
}

.videoWrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
}

.videoWrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}