How do i hide the Hardware cursor in an HTML5 Window?

Hey, as the title says, my problem is, that the mouse is shown above my hardware cursor widget and i do not know why or how to fix this so thank you for your time and answers in advance :)
PS the software cursor is locked to the window, while the hardware cursor istnt

Solved it useing imput Axis. If you do that, be aware that it wont match your mouse position