*{
    margin: 0;
    padding: 0;
}
.page{
    width: 100%;
    margin: auto;
}
li{
    list-style: none;
}
a{
    text-decoration: none;
}
/*菜单导航栏*/
.head{
}
.page-header{
    width: 100%;
    height: 65px;
    background-color: #1D2D69;
}
/*导航栏*/
.header-content{
    width: 1000px;
    height: 100%;
    margin-right: auto;
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.logo{
    width: 146px;
    height: 50px;
    text-align: center;
}
.logo img{
    width: 100%;
    height: 100%;
}
.nav-menu{
    flex: 1;
}
.nav ul li{
    float: left;
    margin: 0 15px;
    line-height:40px;
    text-align:center;
    width:auto;
}
.nav ul li a{
    display: block;
    height: 42px;
    padding: 0;
    line-height: 45px;
    font-size: 15px;
    text-decoration:none;
    color: #FFFFFF;
    box-sizing: border-box;
}
.nav ul li a:hover{
    border-bottom: 2px solid #00a4ff;
    color: #00a4ff;
}
ul li ul li{
    float:none;
    background-color:#eee;
    margin:2px 0px;
}
ul li ul{
    display:none;
}
.menu li{
}
.menu li a{
    display: block;
    color: black;
    font-size: 20px;
    line-height: 60px;
    min-width: 60px;
    padding: 0 20px;
    text-decoration: none;
    transition: all .3s ease-in-out;
}
.menu li a:hover{
    border-bottom: 2px solid #00a4ff;
    color: #00a4ff;
}
/*子菜单*/
.has-sub .sub{
    display: none;
    position: absolute;
    z-index: 2;
    left: 0;
    top: 67px;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    background-color: #FFFFFF;
    padding: 15px;
    box-sizing: border-box;
    box-shadow: 0 10px 10px 0 rgba(0, 0, 0, .3);
    transition: all .2s ease-in-out;
}
.mid-line{
    width: 1px;
    height: 160px;
    background-color: #EDEFF2;
    margin-top: 60px;
}
.left-sub{
    width: 180px;
    margin-right: 12px;
    text-align: left;
}
.left-sub .title{
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 0 18px;
}
.left-sub .title img{
    width: 20px;
    height: 20px;
}
.left-sub .title span{
    margin-left: 22px;
    font-weight: bold;
}
.left-sub .sub-list{}
.left-sub .sub-list .sub-list-item{
    padding: 10px 18px;
    height: 36px;
    box-sizing: border-box;
    font-size: 14px;
    line-height: 1;
    display: block;
    color: black;
    border: 0;
}
.left-sub .sub-list .sub-list-item:hover{
    background-color: #EDEFF2;
    color: #2469F3;
    cursor: pointer;
}
.right-sub{
    margin-left: 40px;
    width: 180px;
    text-align: left;
}
.right-sub .title{
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 0 18px;
}
.right-sub .title img{
    width: 20px;
    height: 20px;
}
.right-sub .title span{
    margin-left: 22px;
    font-weight: bold;
}
.right-sub .sub-list{}
.right-sub .sub-list .sub-list-item{
    padding: 10px 18px;
    height: 36px;
    box-sizing: border-box;
    font-size: 14px;
    line-height: 1;
    display: block;
    color: black;
    border: 0;
}
.right-sub .sub-list .sub-list-item:hover{
    background-color: #EDEFF2;
    color: #2469F3;
    cursor: pointer;
}
.sub li{
    float: none;
    display: inline-block;
    width: 130px;
    margin-left: 9px;
}
.sub li a{
}
.btn-area{
    width: 200px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}
.btn-area:hover{
    cursor: pointer;
}
.btn-area .zw{
    color: #FFFFFF;
}
.btn-area .zw:hover{
    cursor: pointer;
}
.show{
    display: none;
    position: absolute;
    z-index: 2;
    top: 67px;
    width: 70px;
    height: 90px;
    justify-content: center;
    line-height: 30px;
    flex-wrap: wrap;
    background-color: #FFFFFF;
    padding: 15px;
    box-sizing: border-box;
    box-shadow: 0 10px 10px 0 rgba(0, 0, 0, .3);
    transition: all .2s ease-in-out;
}
.show .chinese{
    font-size: 12px;
}
.show .chinese:hover{
    cursor: pointer;
    color: tomato;
}
.show .english{
    font-size: 12px;
}
.show .english:hover{
    cursor: pointer;
    color: tomato;
}
.btn-area .dl{
    width: 100px;
    height: 40px;
    background-color: #2469F3;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    border-radius: 20px;
    margin-left: 22px;
    font-size: 16px;
}
.btn-area .dl:hover{
    cursor: pointer;
}