body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f9f9f9;
  color: #333;
}
header {
  background: #fff;
  border-bottom: 1px solid #ddd;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 10;
}
header h1 { color: #4CAF50; }
nav a {
  margin: 0 10px; text-decoration: none; color: #333;
}
.hero {
  width: 100%;
  background: #FFD600;
  padding: 80px 20px;
  text-align: center;
  box-sizing: border-box;
}
.hero h2 {
  font-size: 32px;
  color: #333;
  margin: 0 0 20px;
}
.hero button {
  background: #4CAF50;
  color: #fff;
  padding: 15px 30px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
}
.container {
  width: 90%; max-width: 1200px; margin: 40px auto;
}
.products {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px;
}
.product-card {
  background: #fff; border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  padding: 20px; text-align: center;
}
.product-card img {
  width: 100%;
  height: 200px;
  object-fit: contain;
  margin-bottom: 15px;
}
.product-card h3 { margin: 15px 0 10px; }
.product-card p { font-size: 14px; color: #666; }
.product-card .price { font-weight: bold; margin: 10px 0; }
.product-card button {
  background: #4CAF50; color: #fff;
  border: none; padding: 10px 20px;
  cursor: pointer; border-radius: 4px;
}
ul { padding-left: 20px; }
ul li { margin-bottom: 10px; line-height: 1.5; }
footer {
  background: #333; color: #fff;
  text-align: center; padding: 30px 20px;
  margin-top: 40px;
}
@media (max-width: 768px) {
  header { flex-direction: column; }
  nav { margin-top: 10px; }
}