Reference to: MaxDesign - Liquid Layouts
I've been almost the whole week to do this simple task, to locate three buttons in the home page using CSS. I was using HTML table to organize the page layout, but found out using CSS makes the page load faster, thus I decided to learn CSS for my project. After about a week of research, finally I've found this, and it really saves me! This tutorial is very simple, you can just follow step by step and you'll get your page layout done.
There are some definitions regarding liquid layout and fixed-width layout, then you'll know which one you should be using.
Copy these to your css file:
Then you'll get the output.