/* reset */*{margin:0;padding:0;box-sizing:border-box;}/* main contents */navul{display:flex;list-style:none;}navulli{width:100%;}nava{display:block;height:100%;padding:10px5px;background-color:#d2691e;color:#ffffff;text-align:center;border-width:10px;border-color:#ff964b#b44b0...