CSS3 Flexible Box Layout Module
One of the CSS3 modules is called the Flexible Box Layout Module. It introduces a number of features for easy interface design using flexible boxes, which automatically can scale or rearranged based on your CSS code. Right now Gecko and WebKit and Trident support this.
Reference rendering
Works well in Google Chrome and IE9 PP4 Apple Safari, Mozilla doesn't seem to support box-pack, Opera and Internet Explorer dont't support the module yet.
First
Second
Third
Fourth
First
Second
Third
Fourth
Second
Third
Fourth
First
Fourth
Third
Second
First