#topbar
{
    display: grid;
    grid-template-columns: minmax(230px, 1fr) minmax(400px, 1000px) minmax(0px, 1fr);
}

#navbar
{
    margin-top: 2rem;
    margin-bottom: 2rem;
    max-width: 1000px;
}

#menu
{
    display: grid;
    grid-template-columns: minmax(350px, 800px) minmax(5rem, 1fr);
}

#interne
{
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
}

#externe
{
    text-align: right;
}

#interne li a
{
    border-radius: .5em;
    text-align: center;
}

#content
{
    margin-top: 8em;
}

figure
{
    text-align: center
}

figure > img, figure > picture, figure > picture > img, figure > div
{
    margin: 0px auto;
    max-width: 600px;
}