Element block pseudo-element :before generated with z-index auto margin 0px display block transition border 6px rgba(0,0,0,1) solid font-weight normal border-radius background text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none width 160px height auto padding 20px overflow hidden position static line-height 1 font-size 16px box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) transform cursor default