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