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