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