Type of content

I have this problem. I use the startupgrowth_lite theme.
If I create a new type of content, the content it puts seems to be boxed, that is, as if the side bars were active with content. If I use the basic page I do not find this problem.
How can I fix it?
Thanks in advance.

Drupal version: 

Source: https://www.drupal.org/taxonomy/term/3/feed