У вашего броузера проблема в совместимости с HTML5
Well, it was my kinda first or second mSVA, don't even have full weapon set etc. but not doing bad after long break :D
https://i.gyazo.com/9701a9b27d8d74314e619353deca0763.png
https://i.gyazo.com/eec704e21145fdf0c7c4cddccf250fd6.png