static WebGLInput()
{
#if UNITY_2020_1_OR_NEWER
WebGLInput.CanvasId = "unity-container";
#elif UNITY_2019_1_OR_NEWER
WebGLInput.CanvasId = "unityContainer";
#else
WebGLInput.CanvasId = "gameContainer";
#endif
WebGLInputPlugin.WebGLInputInit();
}