3D FlipBook - Hello. I bought a demo and it seems to be problematic. While on PC most browsers display it correctly, Firefox displays the

Hello. I bought a demo and it seems to be problematic. While on PC most browsers display it correctly, Firefox displays the following error message “Your graphics card does not seem to support WebGL.”. But the worst thing happens on Android smartphone (v.7.0). Not a single browser displays it correctly; all I can see is a black box with a red stripe (CSS3 Layer – Hello) Any solution?