body
    {
    font-family: sans-serif;
    }
h1, h2, h3
    {
    color: #000088;
    }
p
    {
    width: 45em;
    }
li
    {
    width: 43em;
    }
pre
    {
    padding: 10px;
    font-family: sans-serif;
    margin-left: 1em;
    width: 41em;
    background-color: #404040;
    color: white;
    }

li pre
    {
    width: 38em;
    }

@media only screen and (prefers-color-scheme: dark) {
    body
        {
        background-color: #111;
        color: white;
        }
    h1, h2, h3, h2 a
        {
        color: #77f;
        }
    a
        {
        color: gray;
        }
    a:visited
        {
        color: gray;
        }
    p.news
        {
        color: #5c5;
        }
}