body {
    background-color: black;
}

.container {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 100%;
    height: 500px;
}

video {
    /* Make video to at least 100% wide and tall */
    min-width: 100%;
    min-height: 100%;

    /* Setting width & height to auto prevents the browser from stretching or squishing the video */
    width: auto;
    height: auto;

    /* Center the video */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}


video {
    width: 100%;
    height: 100vh;
}