body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: white;
}
h1 { text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
ol { background: rgba(255,255,255,0.1); padding: 1rem 2rem; border-radius: 8px; }
li { margin: 0.5rem 0; }