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<!DOCTYPE html>
<html>
<head>
  <title>Product Details</title>
  <!-- Add the Bootstrap CSS link -->
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css">
</head>
<body>
  <header>
    <!-- Navbar code remains the same -->
  </header>

  <div class="container mt-4">
    <div class="row">
      <div class="col-md-6">
        <img src="product1.jpg" alt="Product 1" class="img-fluid">
      </div>
      <div class="col-md-6">
        <h2>Product 1</h2>
        <p><strong>Price:</strong> $100</p>
        <p><strong>Category:</strong> Category 1</p>
        <h4>Description</h4>
        <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed dapibus tristique nibh, vel posuere ipsum
          vulputate et. Quisque quis leo nec massa tincidunt malesuada nec vel elit.</p>
        <button class="btn btn-primary">Add to Cart</button>
      </div>
    </div>
  </div>

  <!-- Add the Bootstrap JS and jQuery links -->
  <script src="https://code.jquery.com/jquery-3.5.1.slim.min.js"></script>
  <script src="https://cdn.jsdelivr.net/npm/@popperjs/core@2.6.0/dist/umd/popper.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>
</body>
</html>