body {
    background-color: #000;
    color: #fff;
}

.container {
    position: fixed;
    font-size: calc(5vw + 20pt);
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    overflow: hidden;
    width: 100%;
    text-align: center;
}

#year {
    font-size: calc(4.8vw + 18pt);
}