square-tiles page not opening photos

Hello everyone, I've come across another issue. Let me explain. When I click on the photos it should be doing as it is on this page: https://catchthemes.com/demo/solid-construction-free/style-gude/catch-gallery/square-tiles/ But on my page it just redirect me: http://stavebnifirmaricany.cz/style-gude/catch-gallery/reference/ thanks for any help boza