p { font-size: 16px; }
* { font: 1rem/1.75 "ヒラギノ角ゴ Pro W3","Hiragino Kaku Gothic Pro",Osaka,"メイリオ",Meiryo,"ＭＳ Ｐゴシック","MS PGothic",sans-serif; }
body { margin: 0 auto; max-width: 60ch; padding: 0 1rem; }
pre, code { font-family: monospace; }
pre { overflow-x: auto; }
h2 {
  font-weight: 700;
  font-size: 1.3rem;
}
@media (prefers-color-scheme: dark) {
  html {
    background: #000;
    color: #fff;
  }
  a { color: #e4deff; }
}