body { font-family: Arial, sans-serif; line-height: 1.6; background-color: #f9f9f9; margin: 0; padding: 0; } .product-container { width: 90%; margin: 0 auto; padding: 20px; background-color: #fff; border-radius: 8px; box-shadow: 0 4px 10px rgba(0, 0, 0, ..