body {
    margin: 0 auto;
    padding: 0;
    max-width: 1024px;
    font-family: Verdana, Sans-Serif;
} 
main {
    margin: 0 1em;
}
header {
    color: #a0a;
    background-color: #ddf;
    padding: 0.2em;
    border-bottom: 1px solid black;
}
header p {
    line-height: 2em;
    font-size: 2em;
    margin: 0;
    padding-left: 1em;
    font-weight: bold;
}
header p small {
    font-size: 0.5em;
}
nav ul {
    list-style-type: none;
    border-left: 1px solid black;
    margin: 0;
    padding: 0;
}
nav ul li {
    display: inline-block;
    border-right: 1px solid black;
    padding: 2px 10px;
    margin: 0;
}
nav ul li a.active {
    font-weight: bold;
}
img#logo {
    vertical-align: middle;
    max-width: 80px;
    max-height: 80px;
} 
pre, code {
    font-family: Monaco, Courier, monospace;
    tab-size: 1em;
}
pre {
    padding: 1em;
    margin: 1em 0;
    overflow-x: auto;
    background-color: #111;
    color: #6f6;
    border-radius: 0.5em;
}
li {
    margin-left: 1em;
}
p {
    margin: 1em 0;
    line-height: 1.5em;
}
a {
    color: #009;
    text-decoration: none;
}
blockquote {
    background: #eee;
    padding: 0.5em 1em;
    margin: 0 0 0 0.5em;
    border-radius: 0.5em;
}
div.inline-img img {
    max-width: 100%;
}
footer {
    margin-top: 20px;
    border-top: 1px solid black;
}
footer img {
    height:22px!important;
    margin-left:3px;
    vertical-align:text-bottom;
}

@media (prefers-color-scheme: dark) {
    body {
        color: #eee;
        background: #444;
    }
    a {
        color: #99f;
    }
    blockquote {
        color: #fff;
        background: #333;
    }
}