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