can there be a fullscreen addon in new webpages?

Hi DIRTYMAYO,

Thank you for your suggestion to add a full-screen addon to new webpage projects. I have forwarded your feedback to the relevant team for consideration in our future improvements.

If you have any other questions or ideas, I am happy to help.

You might find this program useful:

https://www.khanacademy.org/cs/i/6485597312040960