body {
  font-family: Arial, sans-serif;
  text-align: center;
  background: #f4f4f9;
  margin: 20px;
}

h2 {
  margin-bottom: 20px;
  color: #004080;
}

.button-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  max-width: 600px;
  margin: 0 auto;
}

.btn {
  display: inline-block;
  padding: 12px 15px;
  font-size: 14px;
  border-radius: 6px;
  background-color: #004080;
  color: white;
  text-decoration: none;
  text-align: center;
  transition: background 0.3s;
}

.btn:hover {
  background-color: #0066cc;
}


footer {
  text-align: center;
  margin-top: 30px;
  padding: 15px;
  background: #2c3e50;
  color: white;
}
footer a {
  color: #f1c40f;
  text-decoration: none;
}