header{position:relative;z-index:9999;border-bottom:2px solid #00528a;height:60px;display:flex;box-sizing:border-box;margin-bottom:2px;}
.wrap{width: 1200px;margin:0 auto;}
#nav {display:flex;flex-direction:row;justify-content:center;align-items:center;flex-wrap:wrap;}
.logo{width:250px;overflow:hidden;margin-top:1px;}
.logo a{display:block;}
.logo a img {max-width:100%;}
ul.nav {display:inline-flex;flex:1;padding-left:50px;}
li.nav-item {flex:1;}
li.nav-item>a{display:block;text-align:center;line-height:50px;font-size:16px;position:relative;font-family:math;color:black;}
li.nav-item>a::before{ display: none; content: '';position:absolute;left:50%;bottom:0px;transform:translateX(-50%);border-width:0 10px 10px;border-style:solid;border-color:transparent transparent #00528a;position:absolute;}
li.nav-item:hover>a ,li.nav-item.active>a{color:#00528a;font-weight:600;}
.wrap1{width:1000px;display:flex;height:auto;flex-wrap:wrap;text-indent:5px;}
.wrap1 li a{text-align:left;line-height:30px;height:30px;font-size:16px;color:#027f02;margin:auto 10px;}
li.nav-item:hover>a::before,li.nav-item.active>a::before{display:block;}
ul .wrap li{display:flex;flex-direction:row;}
        /* ¶þ¼¶²Ëµ¥ */
.subMenu{display:none;position:absolute;top:55px;left:100px;width:1200px;height:auto;z-index:9999;}
.subMenu>ul{display:flex;flex-wrap:wrap;flex-direction:row;align-items:center;background:ghostwhite;opacity:0.9;margin-top:10px;}
.subMenu>ul>li>h2{font-size:20px;color:#161616;margin: 9px;}
.subMenu>ul>li>a{width:70px;display:block;padding:0 5px;text-align:center;line-height:45px;color:#dd4814;font-size:16px;font-family:yahei;}
.subMenu>ul>li>a:hover{color:red}