У вашего броузера проблема в совместимости с HTML5
Ball tracks are weird, awesome and damn confusing. Before I delve into make specific structures and mechanisms using them; I wanted to make an overview on exactly how everything works. Less of build video and more of an explaining one. But don't panic, I did make a thing. Follow me on twitter - https://twitter.com/norespawns Production Music courtesy of Epidemic Sound: http://www.epidemicsound.com