http://blogs.msdn.com/alexdan/archive/2007/04/25/css-tip-group-identical-classes-together.aspxThere are often cases where the same CSS style is defined multiple times for different classes. Consider grouping selectors to avoid the redundancy. This also helps optimize the size (and improve manageability) of the CSS. (In fact, CSS optimizers useenCommunityServer 2.1 SP1 (Build: 61025.2)