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

Tinder UI cards

Hit Refresh icon to see a loading animation for bringing new email. Swipe left on the top latest email to delete. (Inspired from http://www.beautifulinterfaces.com/item/114-covert-inbox)