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