Implement 3D Easily with Google's model-viewer

This is a short tutorial on how to easily add 3D models with AR support on your website! Credits: - Soda Bottle by Poly Google: https://poly.google.com/view/2w4Av7jJ2_B - Earth by Daniel Melchior: https://poly.google.com/view/bbR9e3p7Ypd - Orbitz and Calc(30 - 3) gang