Day 1. Sign Up Form
Day 2. Credit Card Checkout
Day 3. Landing Page
Day 4. Calculator
Day 5. App Icon
Day 6. User Profile
Day 7. Setting
Day 8. 404 page
Day 9. Music Player
Day 10. Social Share
Day 11. Flash Messages
Day 12. Single Product
Day 13. Direct Messaging
Day 14. Countdown Timer
Day 15. On/Off Switch
Day 16. Pop-up / Overlay
Day 17. Email Receipt
Day 18. Analytics Chart
Day 19. Leaderboard
Day 20. Location Tracker
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