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