@charset "utf-8";

#groupmenu {display:flex;justify-content:space-between;width:1200px;margin:0 auto}
#nav1 {width:100%;border-right:1px solid #ddd}
#nav1:last-child {border-right:none}
#nav1 ul li {text-align:center}
#nav1 ul li a {display:block;width:100%;padding:0.5em 0;font-size:1.25em;color:#fff}
/*#nav1 ul li a:hover {color:#23395d}*/
#nav1 li.on a {color:#fdd602}

@media screen and (max-width:768px) {
	#groupmenu {flex-wrap:wrap;width:100%}
	#nav1 {width:50%;border-right:none}
	#nav1:nth-child(odd) {border-right:1px solid #ddd}
	#nav1 ul li a {font-size:1em}
}