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