Urgent Help – Wp site has went blank ?

Hey went on my wp and my site looks like tis

https://www.money4japan.com
when it used to have the layout of https://www.software-selling.com
but no bar, i edited somthing in the sidebar.php and single_post.php but quickly deleted what i had done so i dont know what is wrong ?
plus i uninstalled the theme and reinstalled.

Thanks