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