:root {
  color-scheme: light dark;
  font-family: system-ui, sans-serif;
}

body {
  margin: 0;
  padding: 32px 20px;
  line-height: 1.65;
}

main {
  max-width: 760px;
  margin: 60px auto;
}

h1 {
  font-size: 2.4rem;
  margin-bottom: 0;
}

.subtitle {
  color: #888;
}

section {
  margin-top: 48px;
}

article {
  margin-bottom: 24px;
}

footer {
  margin-top: 80px;
  border-top: 1px solid #8885;
  padding-top: 16px;
  font-size: 0.9rem;
}