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