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