html, body {
    height: 100%;
    margin: 0;

    /* Trivial style make the text large */
    /* font-size: 48px; */
}

body {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

main {
    flex: 1;
}

footer {
    /* Trivial style to differentiate the footer */
    background-color: ;
}