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