body {
  font-family: Arial, sans-serif;
  color: #333;
  line-height: 1.6;
}
.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 20px;
  border: 1px solid #ddd;
  border-radius: 8px;
  background: #f9f9f9;
}
h2 {
  color: #0073aa;
}
.details {
  background: #fff;
  padding: 15px;
  border-radius: 6px;
  margin: 15px 0;
}
.footer {
  font-size: 12px;
  color: #666;
  margin-top: 20px;
}