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