body {
  background-color: #1a202c;
  color: white;
}
.card {
  background-color: #2d3748;
  border: none;
  color: white;
  transition: transform 0.3s;
}
.card:hover {
  transform: scale(1.05);
}
.hero-section {
  background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)),
    url("https://images.unsplash.com/photo-1492144534655-ae79c964c9d7?auto=format&fit=crop&w=1600&q=80");
  background-size: cover;
}