body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f7f7f7;
  color: #333;
  text-align: center;
}

header {
  background: #ffd166;
  padding: 60px 20px;
}

section {
  padding: 40px 20px;
}

.btn {
  background: #ef476f;
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
}

footer {
  background: #eee;
  padding: 20px;
  font-size: 14px;
}