body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

header {
  background: #009688;
  color: white;
  padding: 15px;
  text-align: center;
}

nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  justify-content: center;
  background: #00796B;
}

nav ul li {
  margin: 0 15px;
}

nav ul li a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

.banner img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

main {
  padding: 20px;
  text-align: center;
}

.cards {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.card {
  border: 1px solid #ccc;
  border-radius: 10px;
  width: 200px;
  padding: 10px;
  transition: 0.3s;
}

.card:hover {
  transform: scale(1.05);
}

.card img {
  width: 100%;
  border-radius: 10px;
}

footer {
  background: #333;
  color: white;
  text-align: center;
  padding: 10px;
  margin-top: 20px;
}
