breaking some css when the page is revisited some times

hi, i am using this plugin in many of sites. thanks for gr8 one. some times complete css is not getting applied to all the page elements when the page is revisited where the plugin is in use. i also contacted divi support. and asked to consult the plugin developers. so pl. help me to fix this..
please look at the screen shot : https://prnt.sc/k1ydx3

this is applied in mobile view. this is very much needed in my applications ..

pl. let me know how to fix this ..

The page I need help with: [log in to see the link]