Snake animation on Nokia.
NOKIA 3310 Mockup from:
https://www.sketchappsources.com/free-source/3267-nokia-3310-mockup-vector-sketch-freebie-resource.html
Using variables to change the opacity of items
Design Downloaded from:
https://www.sketchappsources.com/free-source/2567-chandelier-lighting-illustration-sketch-freebie-resource.html