html { font-size: 22px; }
body { max-width: 34em; margin: 2rem auto; padding: 0 1.5rem;
       font-family: Georgia, 'Times New Roman', serif; line-height: 1.7;
       color: #111; background: #fff; }
h1,h2,h3 { line-height: 1.25; margin-top: 2rem; }
table { border-collapse: collapse; width: 100%; font-size: .95em; }
th,td { border: 1px solid #666; padding: .5rem .6rem; text-align: left; }
a { color: #00408a; }
@media (prefers-color-scheme: dark) {
  body { color: #eee; background: #111; } a { color: #7fb2ff; }
  th,td { border-color: #999; }
}