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