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