body {
    color: #111;
    background: #fff;
    line-height: 1.5;
    font-size: 1rem;
    font-family: -apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;
    margin: 0;
}

hr {
    display: none;
}

a {
    color: #00f;
}

header {
    background: #77f;
}
header > nav {
    padding: .75rem;
    margin: auto;
    max-width: 36rem;
}
header > nav > a {
    text-decoration: none;
    color: #fff;
}

main {
    padding: 0 .75rem 0 .75rem;
    margin: auto;
    max-width: 36rem;
}

img {
    display: block;
    height: auto;
    max-width: 100%;
}

table {
    display: block;
    border-collapse: collapse;
    overflow: auto;
}
tbody {
    display: table;
    width: 100%;
}
td, th {
    text-align: left;
    padding: .75rem;
}
tr:nth-child(even) {
    background: #eee;
}

pre, code {
    font-family: Menlo, Consolas, Monaco, Liberation Mono, Lucida Console, monospace;
    background: #eee;
    padding: .75rem;
    max-width: 100%;
    display: block;
    overflow-x: auto;
    overflow-y: hidden;
}

@media (prefers-color-scheme: dark) {
    body {
        color: #fff;
        background: #000;
    }
    header {
        background: #111;
    }
    a {
        color: #aaf;
    }
    tr:nth-child(even) {
        background: #111;
    }
    pre, code {
        background: #111;
    }
}