body {
    background-color: #000000;
    text-align: center;
    font-family: "Space Mono", "Lucida Console", "Monaco", monospace;
    display: flex;
    flex-direction: column;
    padding: 2%;
}

#clock {
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
}

.row {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    max-width: 75%;
    margin: 0 auto;
}

.letter {
    display: block;
    width: 75px;
    height: 75px;
    line-height: 75px;
    color: #222222;
    font-size: 4vmin;
}

.on {
    color: #ffffff;
    text-shadow: 0px 0px 50px #ffffff;
}

#contact {
    padding: 2%;
}

a {
    text-decoration: none;
    transition: text-shadow 0.5s ease;
    color: #ffffff;
}

a:hover {
    text-shadow: 0px 0px 50px #ffffff;
}