Footer issues

this is an issue I’ve researched online and still I find that I am doing something wrong
basically I just want the footer to stay static on the bottom of the posts for each page.
I’m sure this is something that is asked many times, however, I believe I have missed something.

here is the link to a post.

https://psychobuttons.com/2010/06/resident-evil-afterlife-3d-trailer-2/resident-evil-afterlife-movie-image-milla-jovovich/

here is a link to a category page.

https://psychobuttons.com/news/movies/

the site is still under construction so if you see text floating off to the side I am currently working on it.