html {
    font-family: system-ui, sans-serif;
}

body {
    max-width: 40rem;
    margin-left: auto;
    margin-right: auto;
}

pre {
    overflow: auto;
}

body > header a {
    font-size: x-large;
    text-decoration: none;
}

body > header a:hover,
body > header a:visited {
    color: black;
    text-decoration: underline;
}

article header p {
    font-size: small;
}