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

Form validation using variables and states

Here is an example of a scrollable data table with vertical and horizontal scroll and a fixed header. Data design: https://www.sketchappsources.com/free-source/3706-datatable-with-horizontal-scroll-sketch-freebie-resource.html

2 types of modals / popup examples

Parallax Effect

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/

Setting up a calendar event using Proto.io Templates and Variables