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