This is a pure html, js, and css game. No imports, webgl, etc, just html css and js.
https://bluer222.github.io/Survival-Island/
it is a survival game similar to starve.io
look at https://github.com/supremegme/Old-Survival-Island for the old versions, including a text version and a top down 2d version like this one
i started this to practice using js classes