body {
  font-family: sans-serif;
  background-color: #f2f2f2;
  color: #333;
  padding: 2rem;
  text-align: center;
}

.container {
  background: #fff;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  max-width: 600px;
  margin: 2rem auto;
}

button {
  background: #0066ff;
  color: white;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  cursor: pointer;
  margin-top: 1rem;
}

button:hover {
  background: #004ec2;
}