body {
  background-color: #0077cc;
  color: #fff;
  font-family: 'Inter', sans-serif;
  margin: 0;
  padding: 0;
  text-align: center;
}

.container {
  max-width: 800px;
  margin: 40px auto;
  background: #fff;
  color: #000;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 8px 16px rgba(0,0,0,0.2);
}

h1 {
  margin-bottom: 10px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.card {
  display: block;
  background-color: #f4f4f4;
  padding: 20px;
  border-radius: 8px;
  text-decoration: none;
  color: #0077cc;
  font-weight: bold;
  transition: background 0.3s ease;
}

.card:hover {
  background-color: #e0f0ff;
}