* {
    padding: 0;
    border: 0;
    margin: 0;
    box-sizing: border-box;
}

html, body {
    width: 100vw;
    height: 100vh;
    height: -webkit-fill-available;
}

body {
    overflow: hidden;
    background: #000;
    display: grid;
}

div#wrapper {
    width: 100%;
    height: 100%;
    background: #000;
    overflow: hidden;
    position: relative;
    border: 24px solid #fff;
}


video {
    height: 100%;
    width: 100%;
    object-fit: cover;
    object-position: center;
}

a {
    width: 48px;
    height: 48px;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translate(-50%,0);
    z-index: 1;
    background: #fff;
    border-radius: 50%;
    text-decoration: none;
    display: grid;
    align-items: center;
    justify-content: center;
}

a svg {
    fill: #000;
}