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