.banner-container {
    justify-content: center;
}

.nav ul li:nth-child(3) a {
    color: #1272E6 !important;
}

.banner {
    background-image: url(../imgs/brand_banner.png);
}

.brand_banner_title {
    font-weight: bold;
    font-size: 54px;
    color: #FFFFFF;
    text-align: center;
}

.brand_banner_intro {
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 20px;
    color: #FFFFFF;
    line-height: 44px;
    text-align: center;
    margin-top: 20px;
}

.brand_banner_form {
    width: 1100px;
    height: 106px;
    background: #FFFFFF;
    border-radius: 20px;
    padding: 30px;
    display: flex;
    margin-top: 30px;
}

.brand_banner_form input {
    width: 204px;
    height: 46px;
    background: #FFFFFF;
    border-radius: 0px 10px 10px 0px;
    border: 1px solid #E0E0E0;
    border-left: none;
    padding-left: 20px;
}

.brand_banner_form_item {
    display: flex;
}

.brand_banner_form_item_label {
    width: 96px;
    height: 46px;
    background: #F4F4F4;
    border-radius: 10px 0px 0px 10px;
    font-weight: 400;
    font-size: 14px;
    color: #333333;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid #E0E0E0;
    border-right: none;
}

.brand_banner_form_item:nth-child(2) {
    margin-left: 40px;
}

.brand_banner_form_item_input_freeCheck,
.brand_banner_form_item_input_buylogo {
    width: 170px;
    height: 46px;
    border-radius: 10px;
    color: #FFFFFF;
    font-size: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-left: 30px;
}

.brand_banner_form_item_input_freeCheck {
    background: #1272E6;

}

.brand_banner_form_item_input_buylogo {
    background: #FF7A32;
}

.popular_content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.popular {
    background: linear-gradient(180deg, #FFFFFF, #F7FBFF);
}

.popular_item {
    border-top: 3px solid #1272E6;
    width: 220px;
    height: 220px;
    background: #FFFFFF;
    box-shadow: 7px 7px 0px 0px rgba(2, 0, 42, 0.05);
    border-radius: 0px 0px 10px 10px;
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 50px;
}

.popular_item_img {
    width: 104px;
    height: 104px;
}

.popular_item_title {
    margin-top: 16px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-size: 20px;
    color: #222222;
}

.popular_item_intro {
    font-weight: 400;
    font-size: 14px;
    color: #666666;
    margin-top: 16px;
}

.popular_pdf {
    height: 130px;
    background: #FFFFFF;
    box-shadow: 7px 7px 0px 0px rgba(2, 0, 42, 0.05);
    border-radius: 0px 0px 10px 10px;
    margin-top: 50px;
    display: flex;
}

.popular_pdf_txt {
    width: 180px;
    height: 130px;
    background: #D30000;
    border-radius: 0px 0px 10px 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: 30px;
}

.popular_pdf_title {
    font-weight: bold;
    font-size: 20px;
    color: #FFFFFF;
}


.popular_pdf_intro {
    font-weight: 400;
    font-size: 16px;
    color: #FFFFFF;
    margin-top: 12px;
}

.popular_pdf_list {
    flex: 1;
    display: flex;
    justify-content: space-around;
}

.popular_pdf_item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}


.popular_pdf_item_title {
    margin-top: 10px;
    font-weight: 400;
    font-size: 14px;
    color: #1272E6;
}

.popular_btn {
    width: 400px;
    height: 60px;
    background: #1272E6;
    border-radius: 10px;
    font-weight: 400;
    font-size: 20px;
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    cursor: pointer;
    margin-top: 50px;
}

.industry {
    background: linear-gradient(180deg, #E1F0FF, #F7FBFF);
}


.industry_first_nav {
    padding: 0 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 140px;
    border-bottom: 1px solid #E9E9E9;
}


.industry_first_content {
    width: 1200px;
    height: 321px;
    background: #FFFFFF;
    box-shadow: 7px 7px 0px 0px rgba(2, 0, 42, 0.05);
    border-radius: 10px;
    margin-top: 50px;
    margin-bottom: 80px;
}

.industry_first_nav_item {
    height: 140px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}


.industry_first_nav_item.active {
    height: 138px;
    border-bottom: 3px solid #1272E6;
}

.title_circle {
    width: 12px;
    height: 12px;
    background: #FFFFFF;
    border-radius: 50%;
    border: 2px solid #1272E6;
    margin-right: 10px;
}

.industry_first_navcontent_item_title {
    display: flex;
    align-items: center;
}

.industry_first_navcontent_item {
    padding: 0 30px;
    padding-top: 36px;
    justify-content: space-between;
    display: none;

}

.industry_first_navcontent_item.active {
    display: flex;
}

.industry_first_navcontent_item_txt {
    width: 228px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 14px;
    color: #666666;
    line-height: 28px;
    margin-top: 10px;
}

.context_box {
    font-weight: 400;
    font-size: 14px;
    color: #666666;
    line-height: 44px;
}

.context_box p {
    font-weight: bold;
    color: #1272E6;
}

.context_title {
    display: flex;
    align-items: center;
}

.industry_second_content {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
}

.industry_second_content_item {
    width: 260px;
    height: 509px;
    background: #FFFFFF;
    box-shadow: 7px 7px 0px 0px rgba(2, 0, 42, 0.05);
    border-radius: 10px;
    padding: 20px;
    position: relative;
}

.industry_second_content_item_title {
    width: 220px;
    height: 88px;
    background: linear-gradient(0deg, #E1F0FF, #F7FBFF);
    border-radius: 10px;
    font-weight: bold;
    font-size: 20px;
    color: #222222;
    display: flex;
    align-items: center;
    justify-content: center;
}

.industry_second_content_item_title span {
    font-weight: normal;
    font-size: 14px;
}

.context_title .title_txt {
    font-size: 16px;
}

.industry_second_content_item_context {
    margin-top: 20px;
    padding: 10px;
}

.industry_second_content_item_btn {
    width: 220px;
    height: 46px;
    background: #1272E6;
    border-radius: 10px;
    position: absolute;
    bottom: 20px;
    font-weight: 400;
    font-size: 16px;
    color: #FFFFFF;
    text-align: center;
    line-height: 46px;
    cursor: pointer;
}

.industry_second_site {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
}

.industry_second_site_item {
    width: 220px;
    height: 190px;
    background: #FFFFFF;
    box-shadow: 7px 7px 0px 0px rgba(2, 0, 42, 0.05);
    border-radius: 0px 0px 10px 10px;
    border-top: 3px solid #1272E6;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-image: url(../imgs/bu.png);
    background-repeat: no-repeat;
    background-position: right top;
}

.industry_second_site_item_big {
    width: 70px;
    height: 70px;
    background: rgba(18, 114, 230, 0.1);
    border-radius: 50%;
    font-size: 30px;
    color: #1272E6;
    margin-top: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 600;
}

.industry_green .industry_second_content_item_title {
    background: linear-gradient(0deg, #D4F0C7, #F9FFF7);
}

.industry_green .industry_second_content_item_btn {
    background: #4A9D21;
}

.industry_green .title_circle {
    border: 2px solid #4A9D21;
}

.industry_green p {
    color: #4A9D21;
}

.industry_orange .industry_second_content_item_title {
    background: linear-gradient(0deg, #FFF0E8, #FFFBF9);
}

.industry_orange .industry_second_content_item_btn {
    background: #FF7A32;
}

.industry_orange .title_circle {
    border: 2px solid #FF7A32;
}

.industry_orange p {
    color: #FF7A32;
}

.industry_second_site_item_txt {
    font-size: 14px;
    color: #666666;
    text-align: center;
    margin-top: 10px;
}

.industry_second_site_item_title {
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 16px;
    color: #222222;
    margin-top: 16px;
}

.industry_second_site_item_intro {
    font-weight: 400;
    font-size: 14px;
    color: #666666;
    margin-top: 10px;
}

.industry_second_txt {
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 14px;
    color: #666666;
    margin-top: 30px;
}

.industry_second_txt a {
    text-decoration: none;
    color: #1272E6;
}

.process {
    background-size: cover;
    background-image: url(../imgs/process_bg.png);
}

.process_content {
    width: 1200px;
    height: 456px;
    background: #FFFFFF;
    box-shadow: 7px 7px 0px 0px rgba(2, 0, 42, 0.05);
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-content: space-around;
    margin-top: 50px;
}

.process_item {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 20%;

}

.process_item_img {
    height: 50px;
    width: auto;
    align-self: center;
}

.process_item_title {
    margin-top: 24px;
    font-weight: 400;
    font-size: 16px;
    color: #222222;
}

.process_item_tip {
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 12px;
    color: #FFFFFF;
    width: 54px;
    height: 21px;
    background: #1272E6;
    border-radius: 11px;
    text-align: center;
    margin-top: 10px;
    line-height: 21px;
}

.maintenance {
    background: linear-gradient(180deg, #E1F0FF, #F7FBFF);
}

.maintenance_content {
    flex-wrap: wrap;
    padding-top: 0px;
}

.maintenance_content .step_info_item {
    width: 260px;
    height: 177px;
    background: #FFFFFF;
    border-radius: 10px;
    border: 1px solid #F2F2F2;
    box-shadow: 7px 7px 0px 0px rgba(2, 0, 42, 0.05);
    margin-top: 60px;
}


@media screen and (max-width: 750px) {
    .nav ul li:nth-child(3) {
        color: #fff !important;
        font-weight: bold;
    }

    .nav ul li:nth-child(3) .tringle {
        display: block;
        border-left: .35rem solid #1272E6;
        border-top: .2rem solid transparent;
        border-bottom: .2rem solid transparent;
        position: absolute;
        left: 0px;
        top: 50%;
        transform: translate(-150%, -50%);
    }

    .brand_banner_form {
        flex-wrap: wrap;
        width: 6.84rem;
        height: auto;
        padding: .62rem .6rem .5rem .62rem;
        margin: .5rem auto;

    }

    .brand_banner_form>* {
        margin-left: 0px !important;
    }


    .brand_banner_title {
        font-size: .7rem;
        margin-top: .8rem;
    }

    .brand_banner_intro {
        font-size: .26rem;
        line-height: .46rem;
        margin-top: .4rem;
    }

    .brand_banner_form_item_label {
        width: 1.92rem;
        height: .92rem;
        border-radius: .1rem 0px 0px .1rem;
        font-size: .28rem;
    }

    .brand_banner_form input {
        width: 3.68rem;
        height: .92rem;
        font-size: .28rem;
    }

    .brand_banner_form_item_input_freeCheck,
    .brand_banner_form_item_input_buylogo {
        width: 5.6rem;
        height: .92rem;
        border-radius: .1rem;
        margin-top: .4rem;
        font-size: .32rem;
    }

    .brand_banner_form_item:nth-child(2) {
        margin-top: .32rem;
    }

    .popular_item {
        width: 3.24rem;
        height: 3.24rem;
        box-shadow: .07rem .07rem 0px 0rem rgba(2, 0, 42, 0.05);
        border-radius: 0px 0px .1rem .1rem;
        padding-top: .25rem;
        margin-top: .5rem;
    }

    .popular_item:last-child {
        width: 6.83rem;
        height: 1.91rem;
        flex-direction: row;
        justify-content: center;
        align-items: center;
        padding-top: 0px;
    }

    .popular_item:last-child .popular_item_img {
        width: .8rem;
        height: .8rem;
        margin-right: .46rem;
    }

    .popular_item:last-child .popular_item_title {
        margin-top: 0px
    }

    /* .popular_item:nth-child(odd) {
        margin-right: .36rem;
    } */

    .popular_content {
        justify-content: space-between;
        padding: 0 .33rem;
    }

    .popular_item_img {
        width: 1.53rem;
        height: 1.53rem;
    }

    .popular_item_title {
        font-size: 18px;
        margin-top: 10px;
    }

    .popular_item_intro {
        font-size: 12px;
        margin-top: 10px
    }

    .popular_pdf {
        display: block;
        height: auto;
        width: 6.83rem;
    }

    .popular_pdf_txt {
        width: 6.83rem;
        height: 1.9rem;
        background: #D30000;
        border-radius: 0px 0px .1rem .1rem;
        padding-left: 0px;
        text-align: center;
    }

    .popular_pdf_list {
        padding: 0 .3rem;
        flex-wrap: wrap;
        justify-content: space-between;
        padding-bottom: .6rem;
    }

    .popular_pdf_item {
        margin-top: .5rem;
        width: 45%;
    }


    .popular_btn {
        width: 6.84rem;
        height: 1.2rem;
        border-radius: .1rem;
        font-size: .4rem;
        margin-top: .5rem;
    }

    .industry_first_content {
        width: 6.84rem;
        height: auto;
        box-shadow: .07rem .07rem 0px 0px rgba(2, 0, 42, 0.05);
        border-radius: .1rem;
    }

    .industry_first_nav {
        overflow-x: auto;
        padding-left: 0px;
    }

    .industry_first_nav {
        height: 1.6rem;
    }

    .industry_first_nav_item {
        height: 1.5rem;
        margin-left: .96rem;
    }

    .industry_first_nav_item_img {
        display: none;
    }

    .industry_first_nav_item_tit {
        white-space: nowrap;
    }

    .industry_first_nav_item.active {
        height: auto;
        font-weight: bold;
        height: 1.42rem;
        border-bottom: 0.08rem solid #1272E6;
    }

    .industry_first_navcontent_item {
        flex-wrap: wrap;
        padding: .7rem .6rem;
    }

    .industry_first_navcontent_item>div:not(:last-child) {
        margin-bottom: .6rem;
    }

    .industry_first_navcontent_item_txt {
        width: auto;
    }

    .industry_second_content {
        flex-wrap: wrap;
        justify-content: center;
        margin-top: 0px;
    }

    .process_content {
        width: 6.8rem;
        height: auto;
    }

    .industry_second_content_item {
        width: 5.2rem;
        height: 10.18rem;
        box-shadow: .07rem .07rem 0px 0px rgba(2, 0, 42, 0.05);
        margin-top: .5rem;
        border-radius: .1rem;
    }

    .industry_second_content_item_title {
        width: 4.4rem;
        height: 1.76rem;
        border-radius: .1rem;
    }

    .industry_second_content_item_btn {
        width: 4.4rem;
        height: .92rem;
        border-radius: .1rem;
        font-size: .32rem;
    }

    .industry_second_site {
        overflow-y: auto;
        margin-top: .5rem;
    }

    .industry_second_site_item {
        flex-shrink: 0;
        width: 4.4rem;
        height: 3.8rem;
        background: #FFFFFF;
        box-shadow: .07rem .07rem 0px 0px rgba(2, 0, 42, 0.05);
        border-radius: 0px 0px .1rem .1rem;
        margin-right: .5rem;
    }

    .industry_second_site_item:first-child {
        margin-left: .33rem;
    }


    .industry_second_txt {
        width: 6.8rem;
    }

    .process_content {
        padding-top: .6rem;
        margin-top: .5rem;
    }

    .process_item {
        width: 50%;
        margin-bottom: .8rem;
    }

    .maintenance_content .step_info_item {
        width: 3.1rem;
        height: 2.12rem;
        border-radius: .1rem;
        border: 1px solid #F2F2F2;
    }

    .maintenance_content .step_info_item_iconbox {
        width: 1.05rem;
        height: 1.05rem;
        border-radius: .53rem;
    }

    .maintenance_content .step_info_item_iconcontainer {
        width: .93rem;
        height: .93rem;
        border-radius: .47rem;
    }

    .maintenance_content .step_info_item_iconcontainer img {
        width: .38rem;
    }

    .maintenance_content .step_info_item_title {
        margin-top: .8rem;
        font-size: 18px;
    }

    .step_info_item_text {
        font-size: 12px;
    }
}