.container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.header_nav {
    height: 77px;
    margin: auto;
    background-color: #fff;
    position: fixed;
    top: 0px;
    width: 100%;
    z-index: 1006;
    border-bottom: 1px solid #e6e9ed; 
}
.header {
    width: 1200px;
    height: 100%;
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.header_link {
    display: flex;
    align-items: center;
}
.header_link_list {
    padding-bottom: 4px;
    margin-left: 30px;
    border-bottom: 3px solid rgba(255, 0, 0, 0);
    cursor: pointer;
}
.cur {
    border-bottom: 3px solid #fc475d;
}
.page_top {
    background-image: url(./assets/image/banner_top.png);
    background-repeat:  no-repeat;
    height: 470px;
    width: 100%;
    background-size: cover;
    background-position: center;
}
.page_tab {
    background-image: url(./assets/image/tb-bg.png);
    background-repeat:  no-repeat;
    height: 1037px;
    width: 100%;
    background-size: cover;
    background-position: center;
}
.center {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-sizing: border-box;
}
.fnText {
    margin: 80px 0 60px;
}
.tab {
    display: flex;
    align-items: center;
    height: 55px;
    border-radius: 30px;
    background-color: #fff;
    margin-bottom: 46px;
}
.tab_list {
    width: 250px;
    height: 100%;
    line-height: 55px;
    text-align: center;
    cursor: pointer;
    font-weight: bold;
}
.tab_active {
    background-color: #526CFF;
    border-radius: 30px;
    color: #fff;
}
.tab_text {
    display: flex;
    justify-content: center;
    margin-bottom: 100px;
    span {
        margin: 0 10px;
        font-weight: bold;
    }
}
.tab_details {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.details {
    width: 320px;
    height: 401px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    p {
        font-weight: bold;
        margin-bottom: 8px;
    }
    span {
        color: #666666;
    }
}
.page_jiantou{
    padding-bottom: 80px;
}
.jiantou_card {
    display: flex;
    align-items: center;
    margin-bottom: 50px;
    margin-top: 60px;
}
.jiantou_card_warp {
    position: relative;
    margin-right: 50px;
}
.jiantou_card_warp:last-of-type {
    margin-right: 0;
}
.jiantou_text {
    width: 224px;
    height: 90px;
    padding: 30px 16px 16px 16px;
    color: #333333;
    background: rgba(82,108,255,0.1);
    box-sizing: border-box;
    border-radius: 8px;
}
.jiantou_card_tab {
    position: absolute;
    width: max-content;
    display: flex;
    align-items: center;
    top: -28px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 16px;
    background-color: #526CFF;
    color: #fff;
    border-radius: 10px;
}
.page_ability {
    padding: 80px 0;
    background-color: #F5F7FA;
}
.ability_content {
    max-width: 1200px;
    margin-top: 60px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}
.ability_card {
    background-color: #fff;
    border-radius: 16px;
    width: 386px;
    height: 192px;
    padding: 24px;
    margin-right: 20px;
    margin-bottom: 20px;
    box-sizing: border-box;
}
.ability_card:nth-child(3) {
    margin-right: 0px;
}
.ability_card:last-of-type {
    margin-right: 0px;
}
.ability_top {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #EDEDED;
    padding-bottom: 24px;
    margin-bottom: 24px;
    font-weight: bold;
}

.page_platform {
    padding: 80px 0;
    background-image: url(./assets/image/4-bg.png);
    background-repeat:  no-repeat;
    height: 802px;
    width: 100%;
    background-size: cover;
    background-position: center;
}
.page_platform_warp {
    max-width: 1200px;
}
.platform_logo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 60px;
    margin-bottom: 40px;
    img {
        margin-bottom: 20px;
    }
}
.platform_card {
    width: 100%;
    margin-top: 60px;
    text-align: center;
    padding: 40px 0 60px 0;
    background: #FFFFFF;
    border-radius: 32px;
    span {
        color: #333333;
        cursor: pointer;
    }
}
.platform_card_text {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 32px;
}

.page_footer {
    background-image: url(./assets/image/footer_bg.png);
    background-repeat:  no-repeat;
    height: 170px;
    width: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page_footer_warp {
    width: 1200px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.page_footer_text {
    font-size: 36px;
    color: #fff;
    line-height: 42px;
}

.page_footer_but {
    width: 160px;
    height: 46px;
    background: #FFFFFF;
    border-radius: 20px;
    color: #3C53FF;
    text-align: center;
    line-height: 46px;
    font-weight: bold;
    cursor: pointer;
}