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