If future browsers include default grid display systems, then [YUI's PureCSS Grid Library](0) is a modern-backwards compatability layer.<p>It seems even to have a "leave no browser behind" philosophy, because you can generate usable output for even IE 6 & 7.<p>[YUI Open Roundtable - Pure CSS with Tilo Mitra and Eric Ferraiuolo](1) is widely informative with amazing demos of each of the latest tools involved.<p>The docs are split across <a href="http://stage.purecss.io/grids/" rel="nofollow">http://stage.purecss.io/grids/</a> and <a href="http://yuilibrary.com/yui/docs/cssgrids/" rel="nofollow">http://yuilibrary.com/yui/docs/cssgrids/</a> ; overall, they're sweet and concise.<p>0: <a href="http://purecss.io/grids/" rel="nofollow">http://purecss.io/grids/</a><p>1: <a href="https://www.youtube.com/watch?v=t4w3e-JRXy0" rel="nofollow">https://www.youtube.com/watch?v=t4w3e-JRXy0</a>