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