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