/* Same-origin stylesheet, allowed by default-src 'self'. Exists so this page can
 * be styled without an inline <style> block, which would trip style-src-elem and
 * mix violation classes. */
body {
    font-family: system-ui, sans-serif;
    margin: 2rem;
    max-width: 44rem;
}

iframe, object, embed {
    border: 0;
    position: absolute;
    left: -9999px;
}