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