A basic mockup of a sign-up/sign in screens along with a 2-way authentication of a uniquely generated code each time.

Our Prototype for a Competition

Scrollable Landing Page Design from: https://www.sketchappsources.com/free-source/1975-key-t-one-page-website-template-sketch-freebie-resource.html Top Menu and Side Slider changes (State) depending on the scroll position with the use of variables