:root { color-scheme: light dark; }
body {
  max-width: 42rem;
  margin: 3rem auto;
  padding: 0 1rem;
  font: 17px/1.6 Georgia, "Times New Roman", serif;
  color: #222;
  background: #fdfcf9;
}
@media (prefers-color-scheme: dark) {
  body { color: #ddd; background: #1b1b1a; }
  a { color: #9cc3ff; }
}
header { margin-bottom: 2.5rem; }
header a { text-decoration: none; color: inherit; }
nav a { margin-right: 1rem; }
h1 { font-size: 1.6rem; margin-bottom: .2rem; }
.date { color: #888; font-size: .9rem; }
ul.posts { list-style: none; padding: 0; }
ul.posts li { margin: .8rem 0; }
footer { margin-top: 3rem; color: #888; font-size: .85rem; }