Units/Groups

gistfile1.html

<style>
/*

The .unit class indicates a single page item (e.g. a latest news list). Units cannot be nested.
The .group class indicates a collection of units.

*/
.unit:before, .unit:after, .group:before, .group:after { content: "\0020"; display: block; height: 0; overflow: hidden; }
.unit:after, .group:after { clear: both; }
.unit, .group { zoom: 1; }
</style>

e.g.:

<nav id="unit-section-links" class="unit unit-list">

	...

</nav><!-- /#unit-section-links -->