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