How to create an augmented reality (AR) website??

Question

augmented reality

We need to develop a site with augmented reality. Are there any documentation, materials, frames that will help in development??
Here are examples of an AR site:
• https://virtualdeerupt.com/#/

Answer 1

you check the location and orientation of the device is available, you check if the camera.
You render the camera onto canvas and draw what you need on it.