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