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