Credit Card Checkout - SpeedArt on YT check link below

This is a mockup for the 002 - Credit Card Checkout challenge I've made, as I'm taking part of the Daily UI Challenge.

Constructive tips and comments will be appreciate as I am embarking on the quest to further my skills in UI Design.

Twitter: @enrictrillo
For the speed art version of how I made this in Adobe XD:
https://www.youtube.com/watch?v=iZcv6M5vUpE