:root {
  color-scheme: light dark;
  font-family: "Roboto", "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
}

body {
  margin: 0;
}

main {
  max-width: 680px;
  margin: 0 auto;
  padding: 40px 24px 64px;
}

h1 {
  margin: 12px 0 8px;
  font-size: 30px;
  line-height: 1.2;
}

h2 {
  margin-top: 32px;
  font-size: 20px;
}

a {
  color: #1f6feb;
}

.muted {
  opacity: 0.7;
}