Vibrant PDF Product Landing Page -- 2

I need a colorful and vibrant landing page to showcase 4 PDF products. After payment via Instamojo or Razorpay, buyers should receive a "Download Now" link and the PDF via email. The page should be mobile-friendly with an easy-to-update backend for the PDFs.

Requirements:
- Product descriptions
- Contact form

Ideal Skills and Experience:
- Experience with payment integration (Instamojo, Razorpay)
- Strong design skills for modern, colorful layouts
- Mobile-responsive design expertise
- User-friendly backend setup