Mouse function cursors thickness - how to change?

Hi Guys.

Is anyone of you know how to change thickness of function curosrs in cubase 8.5? Always they was normal but from yesterdays they are so small
Just look:
https://www.dropbox.com/s/y73bm4ik03kbxp7/21586515_10209665634510167_6713115438386113678_o.jpg?dl=0

Object selection (normal cusors size is ok)

Hi,

Cubase doesn’t drive it. It must be system settings.