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