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