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