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