body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
    margin: 0;
    display: grid;
    grid-template-rows: 1fr auto;
    min-height: 100vh;

    /* Solid background only */
    background-color: #fff;
}

main {
    /* Leave room for the fixed navbar */
    padding: calc(var(--navbar-height) + 2rem) 2rem 2rem;
    text-align: center;
}