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