# Since the user asked for an improved interface and email notification through formsubmit.co, # we'll prepare a complete HTML+CSS+JS frontend code that includes: # - Product selection and "Add to Cart" # - Checkout form with MyJio UPI payment, QR Code, and Cash on Delivery options # - Intent-based deep link for MyJio UPI # - QR option with 'Done' button triggering form submission # - Uses formsubmit.co for email notification html_code = """ Power Kart - Checkout Power Kart Checkout Full Name: Email: Mobile Number: Shipping Address: Select Product: Product 1 - ₹100 Product 2 - ₹200 Product 3 - ₹300 Pay with MyJio Pay with UPI QR Code Cash on Delivery Done """ html_code