@charset "utf-8";
/* CSS Document */
 <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Arial', sans-serif;
        }
        .header_section .nav_container {
  margin: 0 auto;    
        }

        body {
            background-color: #f5f5f5;
            color: #333;
        }
        
        header {
            background-color: #a8a3a6;
            color: white;
            padding: 20px 0;
            text-align: center;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
            display: flex;
            flex-wrap: wrap;
        }
        
        .products-section {
            flex: 70%;
            padding-right: 20px;
        }
        
        .cart-section {
            flex: 30%;
            background-color: white;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        
        h1, h2, h3 {
            margin-bottom: 15px;
        }
        
        .product-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }
        
        .product-card {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            transition: transform 0.3s;
        }
        
        .product-card:hover {
            transform: translateY(-5px);
        }
        
        .product-image {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        
        .product-info {
            padding: 15px;
        }
        
        .product-title {
            font-size: 16px;
            margin-bottom: 10px;
            color: #2c3e50;
        }
        
        .product-price {
            font-weight: bold;
            color: #e74c3c;
            margin-bottom: 10px;
        }
        
        .product-description {
            font-size: 14px;
            color: #7f8c8d;
            margin-bottom: 15px;
        }
        
        .add-to-cart {
            background-color: #3498db;
            color: white;
            border: none;
            padding: 8px 15px;
            border-radius: 4px;
            cursor: pointer;
            width: 100%;
            transition: background-color 0.3s;
        }
        
        .add-to-cart:hover {
            background-color: #2980b9;
        }
        
        .cart-items {
            max-height: 300px;
            overflow-y: auto;
            margin-bottom: 20px;
            border-bottom: 1px solid #eee;
            padding-bottom: 20px;
        }
        
        .cart-item {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
        }
        
        .cart-item-info {
            flex: 70%;
        }
        
        .cart-item-actions {
            flex: 30%;
            text-align: right;
        }
        
        .remove-item {
            background-color: #e74c3c;
            color: white;
            border: none;
            padding: 3px 8px;
            border-radius: 3px;
            cursor: pointer;
        }
        
        .cart-total {
            font-weight: bold;
            font-size: 18px;
            margin: 15px 0;
            text-align: right;
        }
        
        .checkout-btn {
            background-color: #27ae60;
            color: white;
            border: none;
            padding: 10px;
            width: 100%;
            border-radius: 4px;
            cursor: pointer;
            font-size: 16px;
            transition: background-color 0.3s;
        }
        
        .checkout-btn:hover {
            background-color: #219653;
        }
        
        .shipping-calculator {
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid #eee;
        }
        
        .shipping-form input {
            width: 100%;
            padding: 8px;
            margin-bottom: 10px;
            border: 1px solid #ddd;
            border-radius: 4px;
        }
        
        .calculate-shipping {
            background-color: #f39c12;
            color: white;
            border: none;
            padding: 8px;
            width: 100%;
            border-radius: 4px;
            cursor: pointer;
        }
        
        .shipping-result {
            margin-top: 10px;
            padding: 10px;
            background-color: #f8f9fa;
            border-radius: 4px;
            display: none;
        }
        
        .search-bar {
            width: 100%;
            padding: 10px;
            margin-bottom: 20px;
            border: 1px solid #ddd;
            border-radius: 4px;
        }
        
        .category-filter {
            margin-bottom: 20px;
        }
        
        .category-btn {
            background-color: #ecf0f1;
            border: none;
            padding: 8px 15px;
            margin-right: 5px;
            border-radius: 4px;
            cursor: pointer;
        }
        
        .category-btn.active {
            background-color: #3498db;
            color: white;
        }
        
        @media (max-width: 768px) {
            .container {
                flex-direction: column;
            }
            
            .products-section, .cart-section {
                width: 100%;
                padding-right: 0;
            }
            
            .cart-section {
                margin-top: 30px;
            }
        }
    </style>