:root {
  color-scheme: light dark;
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

body {
  margin: 0;
  line-height: 1.6;
}

main {
  width: min(720px, calc(100% - 40px));
  margin: 80px auto;
}

h1 {
  font-size: 2.4rem;
  line-height: 1.1;
}

h2 {
  margin-top: 2.5rem;
}

.lead {
  font-size: 1.2rem;
}

nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 3rem;
}

a {
  color: inherit;
}