The tGeek WordPress Theme comes with 3 coumns (2 post columns and 1 sidebar column).
If you want to change the number of columns to 2 (1 post column and 1 sidebar column), here are all of the necessary steps:
- Login to the Admin Panel of your website
- Navigate to Left Menu -> Appearance -> Theme Editor
- Open style.css
- On line 2996, REMOVE the following code:
body.blog article, body.archive article { float: left; margin-right: 3%; width: 45%; }
- Save changes
and here is the result: