body {
  font-family: Arial, sans-serif;
  padding: 40px;
  max-width: 900px;
  margin: auto;
}

h1, h2 {
  color: #0a3d62;
}

.btn-primary {
  background: #0a3d62;
  color: white;
  padding: 12px 20px;
  text-decoration: none;
  display: inline-block;
  margin-top: 20px;
}

.btn-secondary {
  border: 2px solid #0a3d62;
  color: #0a3d62;
  padding: 10px 18px;
  text-decoration: none;
}

.card {
  border: 1px solid #ddd;
  padding: 20px;
  margin: 20px 0;
}