body {
  font-family: system-ui, sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background-color: #f5f5f5;
  text-align: center;
}
.container {
  max-width: 800px;
  padding: 2rem;
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
h1 {
  color: #ff5500;
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
p {
  color: #333;
  font-size: 1.2rem;
  margin-bottom: 2rem;
}
footer {
  margin-top: 2rem;
  color: #666;
  font-size: 0.9rem;
}