Create a e-commerce site consisting of the following pages:
Display at least three items that can be purchased along with a quantity field and price for each. Provide a submit button that sends the order to the server for processing.
Create an order summary page based on the quantities chosen on the first page. Display a subtotal for confirmation. When the user confirms the purchase they are sent to the tax calculation page.
Calculate the tax based on the rate in Alabama. Display the subtotal, tax, and total. Provide a button: Proceed to Checkout.
The checkout page must display the total and simulate payment with a credit card.
Validate the credit card number, using the information below, with a message that indicates that the card was accepted by name or rejected (e.g., Your VISA ending with 1234 has been charged $12.50; Invalid card). You must use a function to validate the card number.
MASTERCARD Prefix=51-55, Length=16
VISA Prefix=4, Length=13 or 16
AMEX Prefix=34 or 37, Length=15
Upload: All PHP source code inside a zip file.