There are exactly four <nav> elements on the front page. The ".nav" class is given for the master navigation elements in the page header and footer. class="mast

There are exactly four <nav> elements on the front page. The ".nav" class is given for the master navigation elements in the page header and footer. class="master nav" and class="sub nav" respectively. Maybe not the best, but something I am personally accustomed to. Semantic CSS allows you to create a custom naming system.