Why Google Chrome stopped to scroll the site?

At some point the site stopped working the scroll wheel of the mouse (arrow keys work), but only in Google Chrome, in all other works, he revised the entire code, but never found what could be the problem, maybe someone will see something I missed, website address tinservice.ru
June 14th 19 at 19:11
2 answers
June 14th 19 at 19:13
I'm not sure, but maybe the reason is that the scroll tied to the html tag. try to spasticity it below. For example body to do with scrolling.
June 14th 19 at 19:15
Good afternoon, prompt how to solve the problem?

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