So, I have finished laying out my webpage, for the most part, but I've been using a giant mac monitor to do so. As soon as I re-size the window, everything shifts around and loses it's layout and styling.

How do I keep everything in the same place when the window is resized?

I can post my code if you like, but it would be quite long. what do you need to see in order to help me?

The website is

It's not "live" yet, so please keep this as confidential as possible.