Columns not displaying properly in Tablet view

Is anyone able to tell me why the layout of the “Support” page on my site isn’t displaying correctly in Tablet view on my published site? It works perfectly in desktop and mobile.

Any help will be gratefully received. I’m sure the answer is simple, but I’m not smart enough to work it out!

How it should look:

How it looks published:

Here is my site Read-Only:


It seems that you solved your issue