:root {
  color-scheme: light dark;
  --paper: #f2f5f3;
  --ink: #17262e;
  --muted: #55666d;
  --accent: #1b5764;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #10191f;
    --ink: #dde3e0;
    --muted: #93a3a9;
    --accent: #82bcc7;
  }
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 18px/1.6 Georgia, "Times New Roman", serif;
}
main {
  max-width: 36rem;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}
h1 {
  margin: 0 0 0.25rem;
  color: var(--accent);
  font-size: 2.75rem;
  font-weight: 500;
  line-height: 1.15;
}
h2 {
  margin: 2.5rem 0 0.5rem;
  font-size: 1.3rem;
  font-weight: 500;
}
.lead { margin-top: 0; font-size: 1.25rem; color: var(--muted); }
.meta { margin-top: 2.5rem; font-size: 0.9rem; color: var(--muted); }
a { color: var(--accent); }