Addressing issues of multi-column layout (deemed a design trend to watch in 2009) in CSS, it builds on the CSS3 Box model module and adds functionality to flow the content of an element into ...

In other words, you can make some child elements flexible and others fixed, which makes for considerably more complex layouts using only a fraction of the code you'd need to do that using pure CSS 2.

Also, CSS Flexible Box Layout, which is a module of CSS that defines a CSS box model optimized for user interface design, and the layout of items in one dimension inched up 3% from last year and ...

[Click on image for larger view.]Figure 3. The same layout with padding added. The standard box model is difficult to work with. Luckily, there's a way to change the box model. I recommend you begin ...