Hi Marina,
We have double checked your website in mobile devices and we saw everything is working fine & normal. There is no issue like you have described.
Please check out the screenshot as reference http://prntscr.com/fzvzvb http://prntscr.com/fzw07v
By the way, you have to click on the “view” button to view the portfolio item (check out the screenshot as reference http://prntscr.com/fzw0je ).
Thanks for understanding.
Best Regards,
ThemeLooks Support Team