:root {
  font-family: system-ui, sans-serif;
  line-height: 1.6;
  color-scheme: light dark;
}

body {
  max-width: 42rem;
  padding: 2rem 1.25rem 4rem;
  margin: 0 auto;
}

h1 {
  line-height: 1.2;
}

section + section {
  padding-top: 1rem;
  margin-top: 3rem;
  border-top: 1px solid color-mix(in srgb, currentColor 25%, transparent);
}