Problem with left and right ads-twenty sixteen

Hello i have a problem in my site.My wordpress theme is twenty sixteen.My site is stoiximaprognostika.com.I want to add left and right ads in my twenty sixteen wordpress theme.

Do you know how to do this and if twenty sixteen support this feature?If does not support left and right ads can you suggest me a theme that support this feature.Thanks a lot,waiting answers.

I want to explain that my floating ads want to cover all the white space(left and right) of twenty sixteen theme.I use the “devn float left and right” plugin but i cannot fix it correctly to cover the left and right white space of my theme.

The page I need help with: [log in to see the link]