Discussion on Spacial - Landing + Admin Themes

Hi, i love this theme but i don't understand one thing.

check: http://prntscr.com/j3571k

Can we use default your css?
Or
Is included 2 css class in this theme?

I don't understand. What is that shop pages?

Shop pages are square-black-boxed design everywhere and this wooorse.

Where default shop design (like main theme) ?