html, body {
    width: 100%;
    height: 100%;

    padding: 0;
    margin: 0;

    color: white;
    background-color: black;
}

main {
    width: 100%;
    height: 100%;
}

main .center {
    margin-top: 35vh;
    text-align: center;
}

main .center img {
    width: 90%;
}

@media only screen and (min-width: 600px) {
    main .center img {
        width: 585px;
    }
}

footer {
    width: 100%;
    text-align: center;

    position: fixed;
    bottom: 0;
    left: 0;

    border-top: 1px solid white;
}

footer a {
    color: white;
    text-decoration: none;
    width: 100%;
    height: 100%;
    display: block;
}


footer a span {
    padding: 20px;
    display: inline-block;

    font-family: "Roboto Mono", sans-serif;
    text-transform: uppercase;
}