Element block pseudo-element :after generated with background transform line-height 1 border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default z-index auto box-sizing content-box font-size 16px position static width 160px display block font-weight normal overflow hidden transition border 1px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none margin 0px height auto padding 20px