Using color adjustment and filters, I've simulated the iOS spotlight animation. Learn how you can apply these filters at https://proto.io/en/new-features/adjustments-filters/
This is an example of a sign in screen that validates a username and a password. Feel free to import this fully editable project into your own account for use in your prototypes.
Use the following to successfully sign in and proceed to the next screen
User Name: john
Password: proto.io
A simple implementation of how to simulate a Dynamic List which the user can manually increase or decrease using a single Container, a List component and States.