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