.container{
    width: 100%;
    max-width: 1338px;
    margin: 0 auto;
    box-sizing: border-box;
    padding: 0 30px;
}

.container_body{
    width: 100%;
    min-height: 100vh;
    background-color: #fff;
    display: flex;
    flex-direction: column;
}

.nav_wrap{
    width: 100%;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
    padding: 0 30px;
}

.nav_wrap .logo{
    width: 55px;
    flex-shrink: 0;
}
.nav_wrap .logo a img{
    display: block;
    width: 100%;
}

.nav_wrap .lang_box{
    flex-shrink: 0;
    display: flex;
    align-items: center;
}
.nav_wrap .lang_box .lang_item {
    font-family: PingFangSC, PingFang SC;
    font-weight: 500;
    font-size: 14px;
    color: #999999;
    line-height: 20px;
    cursor: pointer;
}
.nav_wrap .lang_box .lang_item:hover{
    color: #181818;
}
.nav_wrap .lang_box .lang_item.active{
    color: #181818;
    cursor: text;
}
.nav_wrap .lang_box .lang_item:last-of-type{
    padding-left: 20px;
}

.nav_wrap .container{
    width: auto;
    flex: 1;
    height: 100%;
    position: relative;
}
.nav_wrap .nav_box{
    position: absolute;
    width: calc(100% - 60px);
    height: 100%;
    display: flex;
    align-items: center;
    box-sizing: border-box;
}
.nav_wrap .nav_box .nav{
    box-sizing: border-box;
    padding-right: 50px;
    width: auto;
    height: 100%;
}
.nav_wrap .nav_box .nav a{
    height: 100%;
    font-family: PingFangSC, PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #181818;
    line-height: 21px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.nav_wrap .nav_box .nav:hover a{
    color: #3F00FF;
}
.nav_wrap .nav_box .nav.active a{
    font-weight: 500;
    color: #3F00FF;
}
.nav_wrap .nav_box .nav:last-of-type{
    padding-right: 0;
}

.open_wrap{
    width: 100%;
    min-height: 560px;
    flex: 1;
    background: url(../images/bg.png) center top / cover no-repeat;
    position: relative;
}
.open_box{
    width: 100%;
    height: 100%;
    position: absolute;
}
.open_wrap .container{
    height: 100%;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.open_wrap .container .des_wrap {
    flex: 1;
    box-sizing: border-box;
    padding-right: 56px;
}
.open_wrap .container .des_wrap .des_title{
    width: 100%;
    font-family: Poppins, Poppins;
    font-size: 42px;
    color: #181818;
    line-height: 63px;
    background: linear-gradient(180deg, #181818 0%, #181818 40%, #3F00FF 75%, #3F00FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.open_wrap .container .des_wrap .des_content{
    width: 100%;
    font-family: PingFangSC, PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: rgba(24,24,24,0.8);
    line-height: 24px;
    box-sizing: border-box;
    padding: 14px 37px 0 0;
}
.open_wrap .container .des_wrap .des_btn{
    width: 200px;
    height: 52px;
    background-color: #3F00FF;
    border-radius: 4px;
    box-sizing: border-box;
    position: relative;
    margin-top: 50px;
}
.open_wrap .container .des_wrap .des_btn a{
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: PingFangSC, PingFang SC;
    font-weight: 500;
    font-size: 16px;
    color: #FFFFFF;
    line-height: 25px;
}
.open_wrap .container .des_wrap .des_btn:before{
    content: '';
    display: block;
    width: 100%;
    height: 100%;
    background: url('../images/btn_light.png') center bottom / 300px 52px no-repeat;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 10;
    pointer-events: none;
    opacity: 0;
    transition: .2s;
}
.open_wrap .container .des_wrap .des_btn:hover:before{
    opacity: 1;
}

.open_wrap .container .step_wrap{
    flex-shrink: 0;
    display: flex;
    align-items: center;
}
.open_wrap .container .step_wrap .dev_item{
    position: relative;
    font-family: PingFangSC, PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #333333;
    line-height: 20px;
    text-align: center;
    box-sizing: border-box;
    margin-right: 85px;
}
.open_wrap .container .step_wrap .dev_item:before{
    content: '';
    display: block;
    width: 48px;
    height: 48px;
    box-sizing: border-box;
    margin: 0 auto 8px;
    background: url("../images/develop.png") center center / contain no-repeat;
}
.open_wrap .container .step_wrap .dev_item .reg_item {
    position: absolute;
    right: -10px;
    top: 2px;
    transform: translateX(100%);
    font-family: PingFangSC, PingFang SC;
    font-weight: 500;
    font-size: 12px;
    color: #333333;
    line-height: 17px;
    text-align: center;
}
.open_wrap .container .step_wrap .dev_item .reg_item:after{
    content: '';
    display: block;
    width: 55px;
    height: 14px;
    margin: 4px auto 0;
    background: url("../images/register.png") center center / contain no-repeat;
}
.open_wrap .container .step_wrap .step_box {
    box-sizing: border-box;
    border-radius: 50px;
    border: 2px dashed #999999;
    padding: 61px 18px 61px 28px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}
.open_wrap .container .step_wrap .step_box .step_item {
    width: 128px;
    font-family: PingFangSC, PingFang SC;
    font-weight: 400;
    font-size: 12px;
    color: #333333;
    line-height: 17px;
    text-align: center;
    margin-right: 6px;
    position: relative;
}
.open_wrap .container .step_wrap .step_box .step_item:before{
    content: '';
    display: block;
    width: 54px;
    height: 54px;
    margin: 0 auto 6px;
    background: url("../images/1.png") center center / contain no-repeat;
}
.open_wrap .container .step_wrap .step_box .step_item:nth-of-type(2):before{
    background-image: url("../images/2.png");
}
.open_wrap .container .step_wrap .step_box .step_item:nth-of-type(3):before{
    background-image: url("../images/3.png");
}
.open_wrap .container .step_wrap .step_box .step_item:nth-of-type(4):before{
    background-image: url("../images/4.png");
}
.open_wrap .container .step_wrap .step_box .step_item:last-of-type {
    margin-right: 0;
}
.open_wrap .container .step_wrap .step_box .step_item:last-of-type:before{
    background-image: url("../images/5.png");
}
.open_wrap .container .step_wrap .step_box .step_item .arrow_wrap{
    position: absolute;
    right: -16px;
    top: 16px;
    display: flex;
    align-items: center;
}
.open_wrap .container .step_wrap .step_box .step_item .arrow_wrap .arrow_icon{
    width: 10px;
    height: 19px;
    flex-shrink: 0;
    background: url("../images/arrow.png") center center / contain no-repeat;
    margin-right: 6px;
    opacity: .5;
}
.open_wrap .container .step_wrap .step_box .step_item .arrow_wrap .arrow_icon:last-of-type{
    margin-right: 0;
    opacity: 1;
}

.footer{
    width: 100%;
    background-color: #080924;
}

.footer .container .footer_info_wrap{
    width: 100%;
    box-sizing: border-box;
    padding: 50px 0 60px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}
.footer .container .footer_info_wrap .footer_company_info_wrap {
    /* WebKit 内核浏览器 (Safari, 旧版 Chrome 等) */
    -webkit-flex-shrink: 0;
    /* Firefox (3.6-28) */
    -moz-flex-shrink: 0;
    /* IE 10 */
    -ms-flex-negative: 0;
    /* 标准语法 (W3C) */
    flex-shrink: 0;
}
.footer .container .footer_info_wrap .footer_company_info_wrap .footer_logo{
    width: 83px;
    margin-bottom: 40px;
}
.footer .container .footer_info_wrap .footer_company_info_wrap .footer_logo a img{
    display: block;
    width: 100%;
}
.footer .container .footer_info_wrap .footer_company_info_wrap .footer_company_info_item {
    width: 100%;
    max-width: 352px;
    box-sizing: border-box;
    padding: 0 0 26px 30px;
    position: relative;
    font-family: PingFangSC, PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #DDDDDD;
    line-height: 20px;
}
.footer .container .footer_info_wrap .footer_company_info_wrap .footer_company_info_item:before{
    content: '';
    display: block;
    width: 20px;
    height: 20px;
    background: url("../images/mail.png") center center / contain no-repeat;
    position: absolute;
    left: 0;
    top: 0;
}
.footer .container .footer_info_wrap .footer_company_info_wrap .footer_company_info_item:last-of-type:before{
    background-image: url("../images/location.png");
}
.footer .container .footer_info_wrap .footer_company_info_wrap .footer_company_info_item:last-of-type{
    padding-bottom: 0;
}

.footer .container .footer_info_wrap .footer_link_wrap {
    /* 带浏览器前缀的现代语法 */
    -webkit-flex: 1;
    -moz-flex: 1;
    -ms-flex: 1;
    /* 现代语法 (2012+) */
    flex: 1;
    box-sizing: border-box;
    padding: 10px 27px 0 0;
    /* WebKit 内核浏览器 (Safari, 旧版 Chrome) */
    display: -webkit-flex;
    -webkit-align-items: flex-start;
    -webkit-justify-content: flex-end;
    /* Firefox (3.6-28) */
    display: -moz-flex;
    -moz-align-items: flex-start;
    -moz-justify-content: flex-end;
    /* IE 10 */
    display: -ms-flexbox;
    -ms-flex-align: start;     /* IE10 使用 start 而非 flex-start */
    -ms-flex-pack: end;       /* IE10 使用 end 而非 flex-end */
    /* 标准语法 */
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item {
    box-sizing: border-box;
    padding-right: 95px;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item:last-of-type{
    padding-right: 0;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item .footer_link_title{
    font-family: PingFangSC, PingFang SC;
    font-weight: 500;
    font-size: 14px;
    color: #EEEEEE;
    line-height: 20px;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item .footer_link_title:hover a{
    color: #fff;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item .footer_link_child_wrap {
    box-sizing: border-box;
    padding-top: 30px;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item .footer_link_child_wrap .footer_link_child{
    font-family: PingFangSC, PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #AAAAAA;
    line-height: 20px;
    box-sizing: border-box;
    padding-bottom: 16px;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item .footer_link_child_wrap .footer_link_child .download_box {
    width: 100px;
    height: 100px;
    border-radius: 10px;
    background-color: #fff;
    box-sizing: border-box;
    padding: 6px;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item .footer_link_child_wrap .footer_link_child img{
    display: block;
    width: 100%;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item .footer_link_child_wrap .footer_link_child:hover a{
    color: #fff;
}
.footer .container .footer_info_wrap .footer_link_wrap .footer_link_item .footer_link_child_wrap .footer_link_child:last-of-type{
    padding-bottom: 0;
}

.footer .container .footer_company{
    width: 100%;
    box-sizing: border-box;
    padding: 20px 0;
    border-top: 1px solid #222;
    font-family: PingFangSC, PingFang SC;
    font-weight: 500;
    font-size: 12px;
    color: #666666;
    line-height: 17px;
    text-align: center;
}

@media screen and (max-width: 1300px) {
    .open_wrap .container{
        display: block;
        padding: 30px;
    }
    .open_wrap .container .des_wrap {
        padding-right: 0;
    }
    .open_wrap .container .des_wrap .des_title{
        text-align: center;
    }
    .open_wrap .container .des_wrap .des_content{
        text-align: center;
        padding-right: 0;
    }
    .open_wrap .container .des_wrap .des_btn{
        margin: 50px auto 0;
    }

    .open_wrap .container .step_wrap{
        box-sizing: border-box;
        padding-top: 30px;
        justify-content: center;
    }
}

@media screen and (max-width: 992px) {
    .container_body{
        display: block;
    }

    .open_box{
        position: relative;
    }

    .open_wrap .container .step_wrap{
        display: block;
    }
    .open_wrap .container .step_wrap .dev_item{
        margin-right: 0;
        margin-bottom: 85px;
    }
    .open_wrap .container .step_wrap .dev_item .reg_item {
        right: calc(50% - 7px);
        top: auto;
        bottom: -40px;
    }
    .open_wrap .container .step_wrap .dev_item .reg_item:after{
        margin: 0;
        position: absolute;
        left: -7px;
        top: -19px;
        transform: rotate(90deg);
        transform-origin: left center;
    }

    .footer .container .footer_info_wrap{
        display: block;
    }
    .footer .container .footer_info_wrap .footer_company_info_wrap .footer_logo{
        margin: 0 auto 40px;
    }
    .footer .container .footer_info_wrap .footer_company_info_wrap .footer_company_info_item {
        margin: 0 auto;
    }
    .footer .container .footer_info_wrap .footer_link_wrap {
        display: none;
    }
}

@media screen and (max-width: 680px) {
    .nav_wrap .lang_box .lang_item:last-of-type{
        padding-left: 8px;
    }

    .nav_wrap .nav_box{
        overflow: hidden;
    }
    .nav_wrap .nav_box .nav{
        padding-right: 20px;
    }
    .nav_wrap .nav_box .nav:last-of-type{
        padding-right: 0;
    }

    .open_wrap .container .step_wrap{
        text-align: center;
    }
    .open_wrap .container .step_wrap .step_box {
        display: inline-flex;
        flex-direction: column;
    }
    .open_wrap .container .step_wrap .step_box .step_item {
        margin-right: 0;
        margin-bottom: 44px;
    }
    .open_wrap .container .step_wrap .step_box .step_item:last-of-type {
        margin-bottom: 0;
    }
    .open_wrap .container .step_wrap .step_box .step_item .arrow_wrap{
        right: 50%;
        top: auto;
        bottom: -44px;
        display: block;
    }
    .open_wrap .container .step_wrap .step_box .step_item .arrow_wrap .arrow_icon{
        transform: rotate(90deg) translateY(-50%);
    }
}

.body_zh .open_wrap .container .des_wrap .des_title{
    font-family: PingFangSC, PingFang SC;
    font-weight: bold;
}