body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.custom-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  padding: 2rem 0;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.custom-header h1 {
  margin: 0;
  font-size: 2.5rem;
  font-weight: 300;
}

.custom-header p {
  margin: 0.5rem 0 0 0;
  font-size: 1.1rem;
  opacity: 0.9;
}

#redoc-container {
  margin-top: 0;
}