WP-ecommerce simple display of 2 products

i have installed the standard wp-ecommerce with standard setting to this site :

https://www.webdevworks.org/dev86/amazingpotentials/products-page

I used the standard shorcode for wp-ecommerce in the page content in wp-admin

[productspage]

So why is the page all non aligned and looking like everything is all over the place? please help ASAP thanks