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