PRO SITE CHECK OUT PAGE NOT SHOWING ANYTHING

Hi
I encountered the same situation with the URL below
"Https://premium.wpmudev.org/forums/topic/pro-site-check-out-page-not-showing-anything"
https://premium.wpmudev.org/forums/topic/pro-site-check-out-page-not-showing-anything
I use the "upfront Panino" theme will have this problem (the following URL)
http://rwd-web.com/checkout/
I changed the other Wordpress theme, Checkout displayed correctly (with photos)
I have opened "rwd-web.com" background "SUPPORT ACCESS"
We need your help

Ann