body {
    font-family: system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
    background-color: #eeeeee;
    text-align: center;
}

h1 {
    margin-bottom: 1em;
}

a {
    text-decoration: none;
    color: #777799;
}

.grid {
    padding: 0 1em;
}

div.grid > a {
    display: inline-block;
    background-color: #C7D2FE;
    border: 1px solid #A5B4FC;
    border-radius: 5px;
    width: 6rem;
    height: 6rem;
    margin: 0.3rem 0.2rem;
    padding: 1rem;
    text-decoration: none;
    vertical-align: middle;
    font-weight: bold;
    color: #312E81;
}

div.grid > a:hover {
    box-shadow: 0 0 3px #312E81;
}

div.grid > a > img {
    display: block;
    margin: 0 auto;
    width: 4rem;
}

p.note {
    font-size: small;
    color: #4F4F4F;
}

p.credit, p.credit a {
    font-size: x-small;
    color: #807f7f;
}

@media (prefers-color-scheme: dark) {
    body { background-color: #1f2424; }
    a { color: #1FAD95; }
    h1, p.note, p.credit, p.credit a { color: white; }
}