html {
    background-color: #2b2b2b;
}
body {
    background-color: black;
    margin: 0 auto;
    padding: 0 0 1em 0;
    max-width: 73em; /* approx max image-width + (2 * font-size) */
    display: flex;
    flex-direction: column;
}
h1 {
    font-family: Didot, Arial, sans-serif;
    color: #81d8d0;
    margin: 0.25em 0 0.25em;
    text-align: center;
}
img {
    max-height: 100%;
    max-width: 100%;
    margin: 0 auto;
    display: block;
}
#root {
    margin: 0em 1em;
}
.navigation {
    margin: 0.25em 1em 0em 1em;
    border-left: solid 0.25em;
    border-right: solid 0.25em;
}
.navigation > a {
    margin: 0em 2em 0em 0em;
}
#main-nav {
    background-color: #81d8d0;
    border-color: #81d8d0;
}

/** TODO: Inline above on main page to optimize first time load time **/

.art {
    color: aliceblue;
}
#art-nav {
    background-color: aliceblue;
    border-color: aliceblue;
}
.artdiv {
    display: flex;
    flex-wrap: wrap;
    background-color: aliceblue;
    margin: 0em 1em 1em 1em;
    padding: 0.25em;
}

@media screen and (min-width: 25em) {
    .artdiv {
        flex-wrap: nowrap;
    }
}

.artdiv > picture {
    padding: 0.5em;
    border: solid black 0.25em;
    margin: 0.25em;
}