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