When looking at a long list of modules (under /hosts/localhost.localdomain/edit#puppet_klasses ) it would be helpful is a visual indicator could be used to distinguish between items.

For example, adding the following style to the ul.id="pc_MYMODULENAME" style:

This would enhance the UI for reviewing various classes and attaching them to the host/hostgroup.

Currently /settings, /puppetclasses, /hosts, /hostgroups, and more show every other row shading.