Problem with theme wordpress and woocommerce plugin

Hello Everyone.
I need your help, Sorry my English is very bad but I got a problem. Please help me.

I am using local wordpress theme “lucid press” and i added plugin woocommerce to make a shop for me but Products is not display well. Here my local theme(i just have some picture):
– My home page

– Then I using Firebug plugin on my homepage website. I see a class “inner”,so I have some space on left side and right side.

– And I add plugin woocommerce to create “Shop” page and I added some products to “Shop” page but My product is not display well, It don’t have class inner and I don’t have space on left side

– Please help me: How could I use class “inner” on my Shop Page or How could I have some space on left side.

http://wordpress.org/extend/plugins/woocommerce/