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