Product page

<!DOCTYPE html>
<html>
<head>
  <title>My Ecommerce App</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>
    <nav class="navbar navbar-expand-lg navbar-light bg-light">
      <a class="navbar-brand" href="#">My Ecommerce App</a>
      <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav"
        aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
        <span class="navbar-toggler-icon"></span>
      </button>
      <div class="collapse navbar-collapse" id="navbarNav">
        <ul class="navbar-nav">
          <li class="nav-item active">
            <a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
          </li>
          <li class="nav-item">
            <a class="nav-link" href="#">Category 1</a>
          </li>
          <li class="nav-item">
            <a class="nav-link" href="#">Category 2</a>
          </li>
          <li class="nav-item">
            <a class="nav-link" href="#">Category 3</a>
          </li>
          <!-- Add more categories in the navbar as needed -->
        </ul>
      </div>
    </nav>
  </header>

  <div class="container mt-4">
    <div class="row">
      <aside class="col-md-3">
        <!-- Categories selection on the left side -->
        <h2>Categories</h2>
        <ul class="list-group">
          <li class="list-group-item"><a href="#">Category 1</a></li>
          <li class="list-group-item"><a href="#">Category 2</a></li>
          <li class="list-group-item"><a href="#">Category 3</a></li>
          <!-- Add more categories here as needed -->
        </ul>

        <!-- Price filter using a slider -->
        <h2>Price Filter</h2>
        <input type="range" class="custom-range" id="priceSlider" min="0" max="1000" step="10">
        <button type="button" class="btn btn-primary mt-2" id="applyFilter">Apply Filter</button>
      </aside>

      <main class="col-md-9">
        <!-- Product list -->
        <h2>Product List</h2>
        <div class="row">
          <div class="col-md-4">
            <div class="card mb-4">
              <img class="card-img-top" src="product1.jpg" alt="Product 1">
              <div class="card-body">
                <h5 class="card-title">Product 1</h5>
                <p class="card-text">Price: $100</p>
                <p class="card-text">Category: Category 1</p>
                <div class="text-center">
                  <button class="btn btn-primary">Buy Now</button>
                  <button class="btn btn-success">Add to Cart</button>
                </div>
              </div>
            </div>
          </div>
          <div class="col-md-4">
            <div class="card mb-4">
              <img class="card-img-top" src="product2.jpg" alt="Product 2">
              <div class="card-body">
                <h5 class="card-title">Product 2</h5>
                <p class="card-text">Price: $50</p>
                <p class="card-text">Category: Category 2</p>
                <div class="text-center">
                  <button class="btn btn-primary">Buy Now</button>
                  <button class="btn btn-success">Add to Cart</button>
                </div>
              </div>
            </div>
          </div>
          <!-- Add more products here as needed -->
        </div>
      </main>
    </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>