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