Price css Courses page

Hi

on the courses page I have played a little with css and display:none

Still I cant get the price to line up with details link in all courses on the page for all screen sizes.
Full screen its ok but when I shrink screen some fall out of line-up
please help with a better solution

https://postimg.org/image/rsm4fgsxd/

http://screencast.com/t/xai0IpHTHZMr