body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f9f9f9;
}
.marketplace {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}
.section {
  margin-bottom: 40px;
}
.section h2 {
  color: #333;
  border-bottom: 2px solid teal;
  padding-bottom: 10px;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}
.product-card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  text-align: center;
  padding: 20px;
}
.product-card img {
  max-width: 100%;
  height: auto;
  border-bottom: 1px solid #ddd;
  margin-bottom: 15px;
}
.product-card h3 {
  font-size: 18px;
  margin: 10px 0;
}
.product-card p {
  font-size: 14px;
  color: #555;
  margin-bottom: 15px;
}
.product-card .price {
  font-size: 16px;
  font-weight: bold;
  color: #333;
  margin-bottom: 15px;
}
.product-card button {
  background: teal;
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 4px;
}
.product-card button:hover {
  background: darkcyan;
}
.cart {
  position: fixed;
  top: 20px;
  right: 20px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 15px;
  width: 300px;
}
.cart h3 {
  margin-top: 0;
  font-size: 18px;
}
.cart-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
}
.cart-item span {
  font-size: 14px;
}
.cart-total {
  font-weight: bold;
  margin-top: 10px;
}
.checkout-btn {
  background: teal;
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 4px;
  margin-top: 10px;
  width: 100%;
}