* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
    list-style: none;
}

div {
    display: block;
}

.main {
    width: 100%;
    overflow: hidden;
}

.banner_nr {
    position: relative;
}

.banner_nr_prc img {
    width: 100%;
    display: block;
    min-height: 70vh;
    object-fit: cover;
}

.banner_nr_zi {
    position: absolute;
    left: 50%;
    top: 35%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    z-index: 3;
}

.banner_nr_zi h6 {
    font-size: 36px;
    line-height: 1;
    color: #ff5101;
    font-family: HarmonyOS_Sans_SC_Medium;
    margin-bottom: 35px;
}

.banner_nr_zi p {
    font-size: 56px;
    line-height: 1;
    color: #fff;
    font-family: HarmonyOS_Sans_SC_Medium;
    font-weight: 400;
}

.banner_nr_top {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.banner_nr_top ul {
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;

}

.banner_nr_top ul li {
    width: 20%;
    height: 100%;
}

.banner_nr_box {
    height: 100%;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    color: #fff;
    position: relative;
    z-index: 2;
    overflow: hidden;
    cursor: pointer;
}

.banner_nr_box::before {
    content: "";
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    width: 0;
    height: 0;
    background: #ff5101;
    border-radius: 50%;
    transition: all 0.5s ease;
    z-index: -1;
}

.banner_nr_box:hover:before {
    left: -30%;
    top: -30%;
    width: 160%;
    height: 160%;
}

.banner_nr_box .iconfont {
    display: block;
    font-size: 60px;
    margin-bottom: 30px;
}

.banner_nr_box p {
    font-size: 18px;
    line-height: 1;
    font-family: HarmonyOS_Sans_SC_Medium;
}

.web_box_noe {
    background: #f2f2f2;
    padding-bottom: 50px;
}


.web_box_noe_cen {
    background: #fff;
    padding: 140px 0 130px;
}

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

.web_boxa_l {
    width: 460px;
}

.web_boxa_r img {
    display: block;
    max-width: 800px;
}

.web_box_title span {
    font-size: 36px;
    line-height: 40px;
    font-family: CenturyGothic;
    display: block;
    margin-bottom: 10px;
}

.web_box_title h6 {
    font-size: 48px;
    line-height: 50px;
    color: #222;
    font-family: HarmonyOS_Sans_SC_Bold;
}

.web_box_mind {
    margin: 40px 0 60px;
}

.web_box_mind p {
    font-size: 22px;
    line-height: 30px;
    font-family: HarmonyOS_Sans_SC_Light;
    color: #222;
}

.web_box_bom {
    width: 100%;
}

.web_box_bom ul {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    /* justify-content: space-between; */
}

.web_box_bom ul li {
    width: 33.333%;
    display: flex;
    margin-bottom: 26px;
}

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

.web_box_bom ul li .iconfont {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 90px;
    height: 90px;
    border-radius: 20px;
    border: 1px solid #666;
    font-size: 40px;
    color: #666;
    margin-bottom: 20px;
}

.web_box_bom_ico p {
    line-height: 1;
    color: #333;
    font-family: HarmonyOS_Sans_SC_Medium;
}

.web_box_morm {
    padding-top: 40px;
}

.web_box_morm .iconfont {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 1px solid #6b6b6b;
    color: #333;
    font-size: 20px;
    transition: all 0.5s ease;
}

.web_box_morm .iconfont:hover {
    background: #ff5101;
    color: #fff;
    border-color: #ff5101;
}

.web_boxb .web_box_noe:nth-child(2n) .web_box_noe_nr{ flex-direction: row-reverse;}

.web_box2 .web_box_noe_cen {
    padding: 100px 0 130px;
}

.web_box2 .web_box_noe_nr {
    flex-direction: column;
    justify-content: center;
}

.web_box2_title {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    margin-bottom: 85px;
}

.web_box2_title span {
    display: block;
    font-size: 36px;
    line-height: 1;
    color: #666666;
    font-family: GOTHICB;
    margin-bottom: 15px;
}

.web_box2_title h6 {
    font-size: 48px;
    line-height: 1;
    font-family: HarmonyOS_Sans_SC_Bold;
    color: #222;
    font-weight: normal;
}

.web_box2_bom ul {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.web_box2_bom ul li {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.web_box2_bom_prc {
    width: 200px;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    border-radius: 50%;
    border: 1px dashed #666;
    position: relative;
    z-index: 1;
    color: #fff;
    margin-bottom: 25px;
}

.web_box2_bom_prc::before {
    content: "";
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: -1;
    width: 180px;
    height: 180px;
    background: #4c4c4c;
}

.web_box2_bom_prc .iconfont {
    font-size: 40px;
    display: block;
    padding-bottom: 7px;
    border-bottom: 1px solid #707070;
}

.web_box2_bom_prc h6 {
    color: #fff;
    font-family: HarmonyOS_Sans_SC_Medium;
    font-size: 30px;
    line-height: 1;
    color: #fff;
    margin-top: 11px;
}

.web_box2_bom ul li>p {
    color: #666666;
    line-height: 1;
    font-family: HarmonyOS_Sans_SC_Medium;
    font-size: 16px;
}


@media (max-width: 1600px) {
    .banner_nr_zi h6 {
        font-size: 32px;
        margin-bottom: 26px;
    }

    .banner_nr_zi p {
        font-size: 49px;
    }

    .banner_nr_top ul {
        height: 270px;
    }

    .web_box_noe_cen {
        background: #fff;
        padding: 118px 0 110px;
    }

    .web_box_noe {
        padding-bottom: 38px;
    }

    .web_box_title span {
        font-size: 32px;
        line-height: 36px;
        margin-bottom: 8px;
    }

    .web_box_title h6 {
        font-size: 40px;
        line-height: 46px;
    }

    .web_box_mind {
        margin: 28px 0 40px;
    }

    .web_box_bom ul li .iconfont {
        width: 80px;
        height: 80px;
        border-radius: 18px;
        font-size: 36px;
        margin-bottom: 12px;
    }

    .web_box_bom ul li {
        margin-bottom: 20px;
    }

    .web_box_mind p {
        font-size: 20px;
        line-height: 28px;
    }

    .web_box_morm {
        padding-top: 26px;
    }

    .web_box_morm .iconfont {
        width: 50px;
        height: 50px;
    }

    .web_box2 .web_box_noe_cen {
        padding: 80px 0 100px;
    }

    .web_box2_title span {
        font-size: 32px;
        margin-bottom: 10px;
    }

    .web_box2_title h6 {
        font-size: 40px;
    }

    .web_box2_title {
        margin-bottom: 70px;
    }

    .web_box2_bom_prc::before {
        width: 150px;
        height: 150px;
    }

    .web_box2_bom_prc {
        width: 170px;
        height: 170px;
        margin-bottom: 18px;
    }

    .web_box2_bom_prc .iconfont {
        font-size: 36px;
    }

    .web_box2_bom_prc h6 {
        font-size: 28px;
    }

    .web_boxa_r img {
        max-width: 700px;
    }
}

@media (max-width: 1400px) {
    .banner_nr_zi h6 {
        font-size: 26px;
        margin-bottom: 16px;
    }

    .banner_nr_zi p {
        font-size: 40px;
    }

    .banner_nr_box .iconfont {
        font-size: 40px;
        margin-bottom: 20px;
    }

    .banner_nr_top ul {
        height: 210px;
    }

    .banner_nr_box p {
        font-size: 16px;
    }

    .web_box_noe_cen {
        background: #fff;
        padding: 80px 0 76px;
    }

    .web_boxa_r img {
        max-width: 650px;
    }

    .web_box_title span {
        font-size: 26px;
        line-height: 30px;
        margin-bottom: 6px;
    }

    .web_box_title h6 {
        font-size: 36px;
        line-height: 40px;
    }

    .web_box_mind {
        margin: 20px 0 28px;
    }

    .web_box_bom ul li {
        margin-bottom: 16px;
    }

    .web_box_bom ul li .iconfont {
        width: 60px;
        height: 60px;
        border-radius: 15px;
        font-size: 26px;
        margin-bottom: 8px;
    }

    .web_box_bom_ico p {
        font-size: 15px;
    }

    .web_box_mind p {
        font-size: 18px;
        line-height: 24px;
    }

    .web_box_morm {
        padding-top: 20px;
    }

    .web_box2 .web_box_noe_cen {
        padding: 60px 0 65px;
    }

    .web_box2_title span {
        font-size: 26px;
        margin-bottom: 6px;
    }

    .web_box2_title h6 {
        font-size: 36px;
    }

    .web_box2_title {
        margin-bottom: 40px;
    }

    .web_box2_bom ul li>p {
        font-size: 14px;
    }

    .web_box2_bom_prc::before {
        width: 110px;
        height: 110px;
    }

    .web_box2_bom_prc {
        width: 140px;
        height: 140px;
        margin-bottom: 12px;
    }

    .web_box2_bom_prc .iconfont {
        font-size: 28px;
    }

    .web_box2_bom_prc h6 {
        font-size: 20px;
        margin-top: 5px;
    }
}

@media (max-width: 1200px) {
    .banner_nr_zi h6 {
        font-size: 23px;
        margin-bottom: 10px;
    }

    .banner_nr_zi p {
        font-size: 30px;
    }

    .banner_nr_top ul {
        height: 158px;
    }

    .banner_nr_box .iconfont {
        font-size: 30px;
        margin-bottom: 12px;
    }

    .banner_nr_box p {
        font-size: 15px;
    }

    .web_box_noe_cen {
        padding: 60px 0 50px;
    }

    .web_box_title span {
        font-size: 23px;
    }

    .web_box_title h6 {
        font-size: 30px;
        line-height: 34px;
    }

    .web_box_mind {
        margin: 14px 0 20px;
    }

    .web_box_mind p {
        font-size: 16px;
        line-height: 20px;
    }

    .web_box_bom ul li .iconfont {
        width: 50px;
        height: 50px;
        border-radius: 13px;
        font-size: 20px;
    }

    .web_box_bom_ico p {
        font-size: 13px;
    }

    .web_box_morm {
        padding-top: 10px;
    }

    .web_box_morm .iconfont {
        width: 40px;
        height: 40px;
    }

    .web_boxa_l {
        width: 380px;
    }

    .web_boxa_r img {
        max-width: 530px;
    }

    .web_box2 .web_box_noe_cen {
        padding: 40px 0 45px;
    }

    .web_box2_title {
        margin-bottom: 25px;
    }

    .web_box2_title span {
        font-size: 23px;
        margin-bottom: 3px;
    }

    .web_box2_title h6 {
        font-size: 30px;
    }

    .web_box2_bom_prc::before {
        width: 90px;
        height: 90px;
    }

    .web_box2_bom_prc {
        width: 110px;
        height: 110px;
        margin-bottom: 8px;
    }

    .web_box2_bom_prc h6 {
        font-size: 16px;
        margin-top: 4px;
    }
}

@media (max-width: 960px) {
    .banner_nr_top ul {
        height: 130px;
    }

    .web_boxa_r img {
        max-width: 400px;
    }

    .web_box_bom_ico p {
        white-space: nowrap;
    }

    .web_box_bom ul li {
        width: 45%;
    }

    .web_box2_bom ul li>p {
        font-size: 12px;
    }
}

@media (max-width: 780px) {
    .web_box_noe_nr {
        flex-direction: column-reverse;
    }

    .web_boxb .web_box_noe_nr {
        flex-direction: column;
    }

    .web_boxa_r img {
        max-width: 100%;
    }

    .web_boxa_l {
        width: 100%;
    }

    .web_box_bom ul li {
        width: 33.33%;
    }

    .banner_nr_box p {
        font-size: 14px;
    }

    .web_box_noe_cen {
        padding: 30px 0 25px;
    }

    .web_boxa_r {
        margin-bottom: 15px;
    }

    .web_box_title span {
        font-size: 18px;
    }

    .banner_nr_zi p {
        font-size: 26px;
    }

    .web_box_title h6 {
        font-size: 24px;
        line-height: 28px;
    }

    .web_box_mind {
        margin: 10px 0 15px;
    }

    .web_box_bom ul li {
        margin-bottom: 12px;
    }

    .web_box_mind p {
        font-size: 15px;
        line-height: 18px;
    }

    .web_box2_bom_prc {
        width: 100px;
        height: 100px;
        margin-bottom: 7px;
    }

    .web_box2_bom_prc h6 {
        font-size: 15px;
        margin-top: 4px;
    }

    .web_box2_bom ul {
        flex-wrap: wrap;
        justify-content: space-between;
    }

    .web_box2_bom ul li {
        width: 49%;
        margin-bottom: 16px;
    }
}