У вашего броузера проблема в совместимости с HTML5
Here's my attempt at recreating the first closed beta map, using 2017 League's engine. It's far from being done, but I hope you'll at least appreciate the work I've put into this :)
Say hi on FB :
https://www.facebook.com/s0cr4te
Hopefully Jeremy won't steal this without crediting teehee