custom-block-widget-sample

## Custom Block Widget: Product Recommendation Engine

### Description
The Product Recommendation Engine is a custom block widget designed for the e-commerce industry. This widget dynamically displays product recommendations based on the user's browsing history and purchase behavior. It includes the following features:

- **Personalized Recommendations**: Displays products tailored to the user's interests.
- **Real-time Updates**: Updates the recommendations in real-time as the user interacts with the site.
- **Responsive Design**: Adapts to different screen sizes and devices.

### HTML Code
```html
<div class="product-recommendation-engine">
  <!-- Recommendation content will be dynamically inserted here -->
</div>
```

### CSS Code
```css
.product-recommendation-engine {
  border: 1px solid #ddd;
  padding: 20px;
  border-radius: 5px;
  background-color: #f9f9f9;
}

.product-recommendation-engine h2 {
  color: #333;
  font-size: 18px;
  margin-bottom: 15px;
}
```

### JavaScript Code
```javascript
document.addEventListener('DOMContentLoaded', function() {
  // Fetch user data and product recommendations
  fetch('/api/recommendations')
    .then(response => response.json())
    .then(data => {
      const recommendationContainer = document.querySelector('.product-recommendation-engine');
      data.recommendations.forEach(product => {
        const productElement = document.createElement('div');
        productElement.innerHTML = `
          <h3>${product.name}</h3>
          <p>${product.description}</p>
          <p>Price: $${product.price}</p>
        `;
        recommendationContainer.appendChild(productElement);
      });
    });
});
```