Hikashop brakes mobile menu

Hello, on my page www.brillbird.com.hr everything work ok, but, when navigating to Hikashop categories www.brillbird.com.hr/shop/brillbird-kategorije on the mobile phone, when press three lines for mobile menu, mobile menu is not visible (it is going to right side an invisible area on the web page)
On other pages, the mobile menu works as expected
Please help

Solved