ลบข้อมูลสินค้าในตะกร้าแล้ว หน้าเว็ปเป็นสีขาวกดไปไหนต่อไม่ได้ต้องแก้ยังไงครับ

<?php 
    session_start();
    error_reporting(0);
    require '../config/connect.php';
    $action = isset($_GET['a']) ? $_GET['a'] : "";
    $itemCount = isset($_SESSION['cart']) ? count($_SESSION['cart']) : 0;
    if (isset($_SESSION['qty']))
    {
    $meQty = 0;
    foreach ($_SESSION['qty'] as $meItem)
    {
        $meQty = $meQty + (int)$meItem;
    }
    } else
    {
    $meQty = 0;
    }
    if (isset($_SESSION['cart']) and $itemCount > 0)
    {
    $itemIds = "";
    foreach ($_SESSION['cart'] as $itemId)
    {
    $itemIds = $itemIds . $itemId . ",";
    }
    $inputItems = rtrim($itemIds, ",");
    $meSql = "SELECT * FROM products WHERE id in ({$inputItems})";
    $result = $conn->query($meSql); 
    $meCount = mysqli_num_rows($result);
    } else
    {
    $meCount = 0;
    }

    include '../config/headall.php'
?>


    
    <!-- Custom CSS -->
    <link rel="stylesheet" href="/thenewcart/assets/style.css">

<section class="inner-heading">
    <div class="container">
      <h1>ตระกร้าสินค้า</h1>
      <ul class="xs-breadcumb">
        <li><a href="../index.php"> Home  / </a> Cart Product</li>
      </ul>
    </div>
  </section>
    <div class="single-product-area">
        <div class="zigzag-bottom"></div>
        <div class="container">
            <div class="row">
                
                <div class="col-md-12">
                    <div class="product-content-right">
                        <div class="woocommerce">
                        <?php
                        if ($action == 'removed')
                            {
                            echo "<div class=\"alert alert-warning\">ลบสินค้าเรียบร้อยแล้ว</div>";
                            }
                        
                        if ($meCount == 0)
                            {
                            echo "<div class=\"alert alert-warning\">ไม่มีสินค้าอยู่ในตะกร้า</div>";
                            } else
                            {
                        ?>
                        <form action="config/updatecart.php" method="post" name="fromupdate">
                            <table class="shop_table cart">
                        <thead>
                        <tr>
                        <th></th>   
                        <th>รหัสสินค้า</th>
                        <th>ชื่อสินค้า</th>
                        <th>จำนวน</th>
                        <th>ราคาต่อหน่วย</th>
                        <th>จำนวนเงิน</th>
                        <th>&nbsp;</th>
                        </tr>
                        </thead>
                        <tbody>
                        <?php
                        $total_price = 0;
                        $num = 0;
                        while($meResult = mysqli_fetch_array($result)) 
                        {
                        $key = array_search($meResult['id'], $_SESSION['cart']);
                        $total_price = $total_price + ($meResult['product_price'] * $_SESSION['qty'][$key]);
                        ?>
                        <tr>
                        <td>
                        <a class="btn btn-light " href="config/removecart.php?itemId=<?php echo $meResult['id']; ?>" role="button">
                        <i class="fa fa-minus-circle"></i></a>
                        </td>
                        <td><?php echo $meResult['product_code']; ?></td>
                        <td><?php echo $meResult['product_name']; ?></td>
                        <td>
                        <input type="number" name="qty[<?php echo $num; ?>]" value="<?php echo $_SESSION['qty'][$key]; ?>" class="form-control" style="width: 60px;text-align: center;" min="1" max="<?php echo $meResult['qty']?>">
                        <input type="hidden" name="arr_key_<?php echo $num; ?>" value="<?php echo $key; ?>">
                        </td>
                        <td><?php echo number_format($meResult['product_price'],2); ?></td>
                        <td><?php echo number_format(($meResult['product_price'] * $_SESSION['qty'][$key]),2); ?></td>
                        <td><img style="width: 10em;" src="/thenewcart/dbadmin/assets/img/product/<?php echo $meResult['product_img_name']; ?>" border="0"></td>
                        </tr>
                        <?php
                        $num++;
                        }
                        ?>
                        <tr>
                        <td colspan="8" style="text-align: right;">
                        <h4>ราคารวม <?php echo number_format($total_price,2); ?> บาท</h4>
                        </td>
                        </tr>
                        <tr>
                        <td colspan="8" style="text-align: right;">
                        
                        <a href="category" type="button" class="add_to_cart_button ">เลือกสินค้า</a>
                        <button type="submit" class="add_to_cart_button ">คำนวณราคาใหม่ <a class="fa fa-repeat"></a></button>
                        <a href="order" type="button" class="add_to_cart_button">สั่งซื้อสินค้า</a>
                        </td>
                        </tr>
                        </tbody>
                        </table>
                        </form>
                        <?php
                        }
                        ?>
                        <div class="cart-collaterals">

                        <div class="cart_totals ">
                            <h2>ราคาสุทธิ</h2>

                            <table cellspacing="0">
                                <tbody>
                                    <tr class="cart-subtotal">
                                        <th>ราคาสินค้ารวม</th>
                                        <td><span class="amount"><?php echo number_format($total_price,2); ?></span></td>
                                    </tr>

                                    <tr class="shipping">
                                        <th>ค่าจัดส่ง</th>
                                        <td>ฟรี</td>
                                    </tr>

                                    <tr class="order-total">
                                        <th>รวมทั้งหมด</th>
                                        <td><strong><span class="amount"><?php echo number_format($total_price,2); ?></span></strong> </td>
                                    </tr>
                                </tbody>
                            </table>
                        </div>
                        </div>
                    </div>                        
                </div>                    
            </div>
        </div>
    </div>
</div>
    <?php include '../config/footer.php' ?>
    
  </body>
</html>

<?php
session_start();
 
$itemId = isset($_GET['itemId']) ? $_GET['itemId'] : "";
 
if (!isset($_SESSION['cart']))
{
$_SESSION['cart'] = array();
$_SESSION['qty'][] = array();
}
 
$key = array_search($itemId, $_SESSION['cart']);
$_SESSION['qty'][$key] = "";
 
$_SESSION['cart'] = array_diff($_SESSION['cart'], array($itemId));
header('location:../cart.php?a=remove');
?></pre>