body {
  font-family: sans-serif;
  background-color: #f6f6f6;
  margin: 0;
  padding: 40px;
}

.container {
  max-width: 600px;
  margin: 0 auto;
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 0 12px rgba(0,0,0,0.1);
  text-align: center;
}

h1 {
  font-size: 28px;
  margin-bottom: 10px;
}

.button {
  display: inline-block;
  padding: 12px 24px;
  font-size: 16px;
  margin-top: 20px;
  background-color: #222;
  color: white;
  text-decoration: none;
  border-radius: 6px;
}

.button:hover {
  background-color: #444;
}

.instructions {
  margin-top: 20px;
  font-size: 14px;
  color: #666;
}