Entender las plantillas de layout en CSS

3 columnas, cajas ...

6 Keys to Understanding Modern CSS-based Layouts - Snook.ca

6 Keys to Understanding Modern CSS-based Layouts
2007 | Aug 08

Much of CSS is pretty straightforward and, I suspect, quite easy for most people to grasp. There's font styles, margin, padding, color and what not. But there's a wall that people will run into... that point where a number of key elements need to come together to create a solid CSS-based layout that is consistent cross-browser.

These are the six things that will help people get over the hump.