Change of the header according to scroll position of content.

Swipe up and down to choose between cards Credits: Card designs used from: https://www.sketchappsources.com/free-source/2453-credit-card-designs-sketch-freebie-resource.html

Imported from Sketch and added a few interactions https://www.sketchappsources.com/free-source/2998-crypto-currency-app-sketch-freebie-resource.html

freshsabziwala

Simulation of scrollable Contacts list using variables (Use of variables and 'On scroll Interactions')