Link ( click on image open its details ) not working in Cell Phones

On home page website link there is sliding celebrity Images : on click of any celebrity it takes to it resp. pages which is working on Desktop / laptop browser , i mean click – link working … but same if i open in Any Cell Phones then sliding images is shown but images is not click able and it not going to resp. page of celebrity

I am using wp-roundabout-pro ( https://www.ads-software.com/plugins/wp-roundabout-pro/ ) plugin in my website ( WordPress 3.8.4 )

i know the plugin is not support to current version of my wordpress… but In Desktop / laptop browser all working prefect ..

any idea what is the issue