$z-overlay: 5000; $z-header: 4900; $z-header-left: 4900; $z-main-nav-ctnr: 4800; $z-header-right: 4700; $z-overlay-close: 4600; $z-footer: 4500; $z-fullpage-nav: 4400; $z-border: 4300; $z-wipe: 4200; $z-fullpage: 4100;