My Ecommerce Store /* CSS styles for the header */ header { background-color: #333; color: #fff; padding: 10px; text-align: center; font-size: 24px; } /* CSS styles for the footer */ footer { background-color: #333; color: #fff; padding: 10px; text-align: center; } /* CSS styles for the payment gateway */ .payment-gateway { margin: 20px auto; width:…