body{
    font-family: Microsoft YaHei;
}
.nav{
    position: fixed;
    width: 100%;
    /* background-color: #000; */
    user-select: none;
    z-index: 100;
    transition: all .3s;
}
/* ------------------------- */
.mobile{
    position: fixed;
    display: none;
    user-select: none;
    z-index: 100;
    width: 100%;
    height: 13.333333vw;
    background-color: #fff;
    user-select: none;
    transition: all .3s;
}
.mobile-nav-img{
    /* position: fixed;
    display: none;
    user-select: none;
    z-index: 100; */
    width: 32vw;
    height: 13.333333vw;
    margin: 0px auto;
    display: flex;
    justify-content: center;
    align-items: center;
    /* background-color: #fff; */
}
.mobile-nav-img img{
    width: 100%;
    display: none;
}
.show-btn{
    position: absolute;
    z-index: 100;
    right: 4.8vw;
    font-size: 5vw !important;
    line-height: 13.3333vw;
    transition: all .3s;
}
.hide-btn{
    position: absolute;
    z-index: 100;
    right: 4.8vw;
    font-size: 5vw !important;
    line-height: 13.3333vw;
    transition: all .3s;
    display: none;
    color: #fff;
}

.mobile-nav-main{
    position: fixed;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 100;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.9);
    color: #fff;
    transform: translateX(100%);
    transition: all 0.5s;
    opacity: 0;
}
.nav-list{
    position: relative;
    left: -7vw;
}
.mobile-nav-main .nav-list .list-item{
    line-height: 18vw;
    font-size: 4.7vw;
}
.sub-list{
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    height: 0vw;
    left: 8.5vw;
    transition: all .3s;
    overflow: hidden;
}
.active-hover:hover .sub-list{
    height: 23vw;
    position: relative;
}
.sub-list .sub-item{
    font-size: 3.5vw;
    line-height: 12vw;
}
.nav-sub-img{
    width: 10vw;
    margin: 0px 3vw;
    opacity: 0;
    transition: all .3s;
}
.list-item:hover .nav-sub-img{
    opacity: 1;
}
.list-item:hover>a{
    color: #F8A100;
}
.mo-change-language{
    position: absolute;
    z-index: 100;
    color: #fff;
    right: 0vw;
    font-size: 4vw !important;
    line-height: 13.3333vw;
    transform: translateX(100%);
    transition: all 0.5s;
    /* display: none; */
}
.mo-change-language span{
    border: 1px solid #fff;
    padding: 2vw 4vw;
}
.mo-change-language span:hover{
    border: 1px solid #F8A100;
}
/* ------------------------- */
.nav-main{
    width: 75%;
    height: 100px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    color: #fff;
    margin: 0px auto;
}
.nav .nav-main .nav-option{
    display: flex;
    height: 100%;
    align-items: center;
}
.nav .nav-main .nav-option a{
    font-size: 18px !important;
    margin-top: 0.7vw;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: all .3s;
    height: 100%;
}
.nav .nav-main .nav-option a .nav-text{
    margin-bottom: 5px;
}
.nav-option img{
    transition: all .3s;
}
.underline{
    width: 50px;
    opacity: 0;
}
.nav .nav-main .nav-option .logo-img{
    width: 12.5vw;
    display: none;
}
.logo-img-a{
    margin-top: 0px !important;
}
.change-language{
    position: absolute;
    right: 4.5vw;
    line-height: 100px;
    color: #fff;
}
.change-language a {
    display: inline;
    border: 1px solid #fff;
    padding: 5px 10px;
    font-size: 18px;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all .3s;
}

.change-language a:hover{
    color: #F8A100 !important;
    transition: all .3s;
    border: 1px solid #F8A100 !important;
    cursor: pointer;
}
a:visited {
  color: inherit;
  text-decoration: none;
}
a:hover ul li{
  color: #000;
  text-decoration: none;
}
a:hover {
  text-decoration: none;
  color: #F8A100 !important;
}

a:hover .underline{
    opacity: 1;
}
a:active {
  color: #F8A100;
  text-decoration: none;
}

.Service-Support{
    position: absolute;
    visibility: hidden;
    opacity: 0;
    top: 100px;
    transform: translateX(-20%);
    width: 320px;
    transition: all .3s;
}
.Service-Support a{
    margin: 0px !important;
}
.Service-Support ul{
    list-style: none;
    padding: 0px;
}
.Service-Support ul li{
    background-color: #0000006f;
    color: #fff;
    padding: 28px 24px;
}
.Service-Support ul li a{
    font-size: 16px !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    flex-direction: row !important;
}
.Service-Support:hover{
    opacity: 1;
    visibility: visible;
}
.hidesublist:hover+.Service-Support{
    opacity: 1;
    visibility: visible;
}
.Service-Support hr{
    border: none;
    background-color: #CDCDCD;
    height: 1px;
}
@media (max-width:1440px) {
    .nav .nav-main .nav-option a{
        font-size: 14px !important;
    }
    .nav-main{
        height: 80px;
    }
    .change-language{
        line-height: 80px;
    }
    .Service-Support{
        top: 80px;
        width: 250px;
    }
    .underline{
        width: 35px;
    }
    .Service-Support ul li{
        padding: 20px 20px;
    }
    .change-language a{
        font-size: 14px;
    }
}
@media (max-width: 996px) {
    .nav{
        display: none;
    }
    .mobile{
        display: block;
        /* justify-content: space-between;
        align-items: center; */
    }
}