Can we make 3D css animation in solo learn?

Yup...CSS→3D→Animations!!!

Yes of course....Check out the code below: https://code.sololearn.com/Wax4J7VFiQy3/?ref=app

This code's JS is simply there to insert the correct number of elements and some properties; the animation itself is done by CSS: https://code.sololearn.com/WP9mCj3EjUi5/?ref=app

You can do any graphics in sololearn except for non web codes

Yes , everything is possible

Of course