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