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