:root{
    --primary-color: #56BC8A;
    --font-primary: #212529;
}

*{
    padding: 0;
    margin: 0;
}

body {
    font-size: 14px;
    color: var(--font-primary);
    font-family: Source Han Sans SC, Source Han Sans SC-Bold;
}

/*主体*/
main{
    min-height: calc(100vh - 471px);
    padding-top: 121px;
}

/*头部*/
header {
    width: 100%;
    border-bottom: 1px solid #EBEBEB;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 99;
}

header .lang{
    width: 100%;
    height: 42px;
    background: #414042;
}

header .lang .lang_entity{
    width: 1200px;
    height: 100%;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .lang .lang_entity{
    position: relative;
}


header .lang .lang_select{
    color: white;
    display: flex;
    align-items: center;
    height: 100%;
    cursor: pointer;
    user-select: none;
    width: 108px;
    position: relative;
}

header .lang .lang_select::after{
    content: '';
    background: url("/static/img/header/arrow_bottom.svg") no-repeat center;
    height: 6px;
    width: 9px;
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
}

header .lang .lang_select img{
    position: relative;
    top: 1px;
    height: 18px;
}

header .lang #lang_list{
    position: absolute;
    right: 0;
    top: 42px;
    width: 108px;
    background: #414042;
    transform-origin: top;
    transform: rotateX(90deg);
    transition: all .3s;
    opacity: 0;
    z-index: 999;
}

header .lang #lang_list .lang_item{
    height: 42px;
    padding-left: 8px;
    box-sizing: border-box;
    color: white;
    display: flex;
    align-items: center;
    cursor: pointer;
}

header .lang #lang_list .lang_item:not(:last-child){
    border-bottom: 1px solid #9f9f9f;
}

header .lang #lang_list .lang_item img{
    height: 18px;
    display: block;
    position: relative;
    top: 1px;
}

header .nav{
    width: 100%;
    height: 78px;
    background: white;
}

header .nav .nav_content{
    width: 1200px;
    height: 100%;
    margin: auto;
    display: flex;
    align-items: center;
    /*justify-content: space-between;*/
}

header .nav .nav_content .logo{
    margin-right: 60px;
}

header .nav .nav_content .logo{
    transform: scale(0.7);
}

header .nav .nav_list{
    display: flex;
    flex-wrap: wrap;
    height: 100%;
}

header .nav>.nav_content>.nav_list>.nav_item{
    height: 100%;
    display: flex;
    align-items: center;
}

header .nav>.nav_list>.nav_item{
    height: 100%;
    display: flex;
    align-items: center;
}

header .nav>.nav_content>.nav_list>.nav_item:not(:last-child){
    margin-right: 25px;
}


header .nav .nav_item.drop-down::after{
    transition: all ease-out .2s ;
    content: url("/static/img/header/arrow_bottom2.svg");
    position: relative;
    left: 4px;
    /*top: 1px;*/
    /*bottom: 7px;*/
    width: 8px;
    display: flex;
    align-items: center;
    height: 100%;
}

header .nav .nav_item.active.drop-down::after{
    content: url("/static/img/header/arrow_bottom3.svg");
}

header .nav .nav_item a{
    text-decoration: none;
    color: var(--font-primary);
    position: relative;
}

header .nav .nav_item.active>a,header .nav .nav_item.active .children_nav .active a{
    color: var(--primary-color);
}
/*header .nav .nav_item.active>a::after,header .nav .nav_item.active .children_nav .active a::after{*/
/*    content: '';*/
/*    position: absolute;*/
/*    border: 8px solid;*/
/*    border-left: 5px solid;*/
/*    border-right: 5px solid;*/
/*    border-radius: 2px;*/
/*    width: 0;*/
/*    height: 0;*/
/*    border-color: transparent transparent var(--primary-color) transparent;*/
/*    bottom: -13px;*/
/*    left: 0;*/
/*    right: 0;*/
/*    margin: auto;*/
/*}*/



header .nav .nav_item.drop-down:hover .children_nav{
    /*transform-origin: top;
    transform: rotateX(0deg);
    opacity: 1;
    z-index: 9;
    height: auto;
    width: 100%;*/
    animation-name: deployment;
    animation-duration: .3s;
    animation-fill-mode: forwards;
}

header .nav .nav_item.drop-down:hover::after{
    transform: rotate(180deg) translateY(-5px);
}

header .nav .children_nav{
    width: 0;
    position: fixed;
    top: 120px;
    background: white;
    left: 0;
    border-bottom: 1px solid #EBEBEB;
    border-top: 1px solid #EBEBEB;
    padding: 30px 0 50px;
    box-sizing: border-box;
    transform-origin: top;
    transform: rotateX(90deg);
    opacity: 0;
    z-index: -1;
    poniter-events: none;
    overflow: hidden;
    /*transition: all .3s;*/
}

@keyframes deployment {
    0% {
        transform: rotateX(90deg);
        z-index: -1;
        width: 100%;
    }

    1%{ width: 100%; }

    30%{ opacity: 1; }

    100% {
        opacity: 1;
        z-index: 9;
        transform: rotateX(0deg);
        width: 100%;
    }
}


header .children_nav img{
    width: 30px;
    height: 30px;
    object-fit: contain;
}

header .nav .children_nav .nav_list{
    width: 1630px;
    margin: auto;

}

header .nav .children_nav .nav_item{
    display: flex;
    width: 407px;
    padding-left: 40px;
    box-sizing: border-box;
    position: relative;
}

header .nav .children_nav .nav_item:nth-of-type(n+5){
    margin-top: 50px;
}

header .nav .children_nav .nav_list .nav_item:not(:nth-child(4n))::after{
    content: '';
    width: 1px;
    height: 88px;
    background: #EBEBEB;
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
}

header .nav .children_nav .nav_item .content{
    margin-left: 10px;
}
header .nav .children_nav .nav_item .content .title{
    font-size: 20px;
    font-weight: 400;
    color: var(--font-primary);
}

header .nav .children_nav .nav_item .content ul{
    list-style: none;
    display: flex;
    flex-wrap: wrap;
}

header .nav .children_nav .nav_item .content ul li{
    margin-right: 40px;
    margin-top: 15px;
    width: 200px;
}

header .nav_list_mobile{
    width: 100%;
    display: none;
    position: fixed;
    top: 103px;
    left: 0;
    background: white;
    padding: 10px 0;
    box-sizing: border-box;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

header .nav_list_mobile ul li{
    list-style: none;
    line-height: 40px;
    padding-left: 20px;
    overflow: hidden;
}

header .nav_list_mobile ul li a{
    text-decoration: none;
    color: var(--font-primary);
}

header .nav_list_mobile .children_model>ul{
    transition: height .3s;
    height: 0;
}

header .nav_list_mobile .children_model img{
    width: 9px;
    height: 9px;
    transform: rotate(-90deg);
    transition: rotate .3s;
}

header .nav_list_mobile .children_model.open>ul{
    height: auto;
}

header .nav_list_mobile .children_model.open>img{
    transform: rotate(0deg);
}

/*底部*/
footer {
    width: 100%;
    background: #212529;
}

footer .content{
    width: 1200px;
    margin: auto;
    height: calc(100% - 61px);
    padding-top: 60px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
}

footer .nav {
    display: flex;
}

footer .nav .nav_item{
    padding-right: 70px;
    width: auto;
    min-width: 120px;
}

footer .nav .nav_item:first-child{
    margin-right: 100px;
}

footer .nav .nav_item .title{
    font-size: 18px;
    font-weight: 400;
    color: white;
}

footer .nav .nav_item ul{
    padding-top: 5px;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    height: 170px;
}

footer .nav .nav_item .en{
    padding-top: 5px;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    height: 260px;
}

footer .nav .nav_item ul li{
    list-style: none;
    margin-top: 15px;
    padding-right: 40px;
}

footer .nav .nav_item ul li.friend_link{
    width: 100px;
}

footer .nav .nav_item ul li a{
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    color: #b8b8b8;
}

footer .nav .nav_item ul li a:hover{
    color: var(--primary-color);
}

footer .qr_code{
    display: flex;
}

footer .qr_code .qr_code_model{
    width: 160px;
    height: 160px;
    background: white;
    box-sizing: border-box;
    padding: 5px;
    margin-left: 30px;
    border-radius: 6px;
}

footer .qr_code .qr_code_model img{
    width: 100%;
    height: 100%;
}

footer .qr_code .qr_code_model div{
    text-align: center;
    margin-top: 10px;
    font-size: 14px;
    font-weight: 400;
    color: #b8b8b8;
}

footer .friend_link{
    width: 1200px;
    margin: auto;
    padding-bottom: 20px;
}

footer .friend_link .title{
    font-size: 20px;
    font-weight: 400;
    color: white;
}

footer .friend_link ul {
    display: flex;
    flex-wrap: wrap;
}

footer .friend_link ul li{
    margin-top: 10px;
    margin-right: 20px;
}
footer .friend_link ul li a{
    text-decoration: none;
    font-size: 16px;
    font-weight: 400;
    color: #b8b8b8;
}

footer .friend_link ul li a:hover{
    color: var(--primary-color);
}

footer .copyright{
    width: 100%;
    padding: 10px 0;
    line-height: 20px;
    font-weight: 400;
    color: #b8b8b8;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.qq{
    width: 80px;
    background: var(--primary-color);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 400;
    color: white;
    position: fixed;
    right: 20px;
    bottom: 50px;
    cursor: pointer;
    padding: 10px 0;
    text-align: center;
}

.qq img{
    display: block;
}

#send_email {
    display: none;
    width: 100%;
    height: 100%;
    z-index: 99999;
    position: fixed;
    top: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.3);
}

#send_email .dialog{
    width: 422px;
    height: min-content;
    background: #ffffff;
    border: 1px solid #ebeef5;
    border-radius: 4px;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    padding: 15px 16px;
    box-sizing: border-box;
}

#send_email .dialog .dialog_title{
    display: flex;
    font-size: 18px;
    justify-content: space-between;
}

#send_email .dialog .dialog_title img{
    cursor: pointer;
}

#send_email .tips{
    color: #9a9a9a;
    margin-top: 20px;
}

#send_email .email_input{
    margin-top: 15px;
}

#send_email .email_input input{
    width: 100%;
    height: 40px;
    border: 1px solid #e4e7ec;
    border-radius: 3px;
    outline: none;
    padding: 0 15px;
    box-sizing: border-box;
    color: #666666;
}

#send_email button{
    width: 220px;
    height: 45px;
    background: var(--primary-color);
    border-radius: 23px;
    border: 0;
    font-size: 16px;
    font-weight: 700;
    color: white;
    cursor: pointer;
}

#send_email .dialog .dialog_btn{
    width: 100%;
    margin-top: 25px;
    text-align: center;
}

#send_email .dialog .clause{
    margin-top: 14px;
    text-align: center;
    font-weight: 400;
    color: #9a9a9a;
}

#send_email .dialog .clause a{
    color: var(--primary-color);
    cursor: pointer;
}

#send_email .dialog.success{
    display: none;
}

#send_email .dialog.success .success_icon{
    margin-top: 30px;
    text-align: center;
}

#send_email .dialog.success .success_icon img{
    width: 80px;
    height: 80px;
}

#send_email .dialog.success .success_tips{
    font-size: 18px;
    font-weight: 400;
    text-align: center;
    color: #9a9a9a;
    margin-top: 30px;
}

.el-pagination.is-background .el-pager li:not(.disabled).active{
    background-color: var(--primary-color);
}

.el-pagination.is-background .el-pager li:not(.disabled,.active):hover{
    color: var(--primary-color);
}