* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  padding: 20px;
  color: #333;
}

.container {
  max-width: 600px;
  margin: 0 auto;
  background: white;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

header {
  background: linear-gradient(135deg, #2196F3 0%, #1976D2 100%);
  color: white;
  padding: 30px;
  text-align: center;
}

header h1 {
  font-size: 2.5em;
  margin-bottom: 10px;
}

.subtitle {
  opacity: 0.9;
  font-size: 1.1em;
}

.info {
  padding: 40px;
  text-align: center;
}

.info p {
  margin-bottom: 16px;
  font-size: 1.1em;
  color: #555;
  line-height: 1.6;
}

.info .message {
  margin-top: 20px;
  padding: 12px 20px;
  border-radius: 8px;
  background: #fff3cd;
  color: #856404;
  border: 1px solid #ffeaa7;
}

@media (max-width: 600px) {
  header h1 {
    font-size: 2em;
  }
  
  .info {
    padding: 30px 20px;
  }
}