plugin not displaying properly in ajax wp theme

Hi, greate job with plugin!

I have a small issue with plugin in wp-theme which works with ajax. you can check it here: http://www.djione.com/3082014-1001-night-bratislava-slovakia/

you have to refresh it to display it in a single row..

do you now why is this happening?

Thank you for your reply

https://wordpress.org/plugins/uji-countdown/