body {
    background: #fff;

    font-family: 'Lato', Arial, Helvetica, sans-serif;

    margin-bottom: 1rem;
}

ul#mainmenu {
    margin: 0 0 1rem 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: row;
}

#mainmenu li {
    display: inline-block;
    margin-right: 1rem;
}

label.mandatory::after {
    content: '*'
}

label.voluntary {
    color: #00c;
}