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

Coronavirus COVID-19 Global Cases by Johns Hopkins CSSE - Desktop Version Using an embed map from https://www.arcgis.com/

Coronavirus COVID-19 Global Cases by Johns Hopkins CSSE - Mobile Version Using an embed map from https://www.arcgis.com/

Design Credits: https://www.sketchappsources.com/free-source/4675-marier-shopping-ui-kit-ebizmirli-sketch-freebie-resource.html

A Sample project used in various official Proto.io tutorial videos. It contains various design patterns commonly found in popular mobile apps.