Element block pseudo-element :before generated with border-radius overflow hidden box-sizing content-box padding 20px box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto display block height auto border 0px rgba(0,0,0,1) solid width 160px text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none background transform font-size 16px cursor default transition line-height 1 position static margin 6px font-weight normal