.structure-layout .h1,
.structure-layout .h2,
.structure-layout .h3,
.structure-layout .h4,
.structure-layout .h5,
.structure-layout .h6 {
    color: #000;
    font-weight: 700;
    font-family: 'Arial', sans-serif;
    font-size: 1.75rem;
}

.structure-layout .product-structure .structure-table {
    padding-top: 20px;
    padding-bottom: 20px;
    border-collapse: collapse;
}

.structure-layout .product-structure .structure-table .structure-row {
    display: table-row;
    margin: 10px 0;
}

.structure-layout .product-structure .structure-table .structure-row .col-left {
    width: 40%;
    background-color: #fafafa;
}

.structure-layout .product-structure .structure-table .structure-row .col-right {
    width: 60%;
    background-color: #fff;
    display: table-cell;
}

.structure-layout .product-structure .structure-table .structure-row .col-left,
.structure-layout .product-structure .structure-table .structure-row .col-right {
    padding: 12px;
    display: table-cell;
    border: 1px solid #f4f4f4;
    font-size: 14px;
    color: #222;
    line-height: 20px;
}

table.has-title {
    margin-bottom: 10px;
}

@media (min-width: 990px) {
    .poorder {
        position: absolute;
        right: 20px;
        top: -27px;
    }
}

.poorder .tab-list {
    display: flex;
    justify-content: flex-end;
    width: 100%;
}

.poorder .tab-list dd {
    cursor: pointer;
}

.poorder #ert {
    width: 21px;
    height: 22px;
    float: left;
    background-image: url(../images/p-he.jpg);
    background-repeat: no-repeat;
    background-position: center center;
}

.poorder #uioi {
    width: 21px;
    height: 22px;
    float: left;
    background-image: url(../images/p-su.jpg);
    background-repeat: no-repeat;
    background-position: center center;
}

.poorder .tab-list .list .current {
    background-image: url(../images/p-he-1.jpg) !important;
}

.poorder .tab-list .list1 .current {
    background-image: url(../images/p-su-1.jpg) !important;
}


/*  */

@media (min-width: 990px) {
    .page-wrap-left {
        display: none;
    }
}

.icon-font {
    position: relative;
}

.icon-font:after {
    content: "";
    width: 30px;
    height: 30px;
    background-image: url(../images/icon_spirit.png);
    background-repeat: no-repeat;
    position: absolute;
    left: calc(50% - 15px);
    top: calc(50% - 15px);
}

.xypg-left-box {
    margin-bottom: 20px;
}

.xypg-left-title {
    background: var(--main-theme-color);
    padding: 10px 20px;
    position: relative;
}

.xypg-left-title h3 {
    font-size: 20px;
    color: #ffffff;
    line-height: 30px;
    font-weight: bold;
    position: relative;
    text-transform: capitalize;
    z-index: 9;
}

.xypg-left-con {
    border: 1px solid #d2d2d2;
    border-top: none;
}


/*  */

.page-mob-tool {
    position: fixed;
    right: 15px;
    bottom: 100px;
    z-index: 999;
}

.page-mob-tool li.xymob-page-navbtn span {
    color: #fff;
    position: relative;
    z-index: 1;
    font-size: 0;
    background: url(../images/menux.png) no-repeat center;
    font-family: "Candara", "SF Pro Display", "Arial";
    width: 40px;
    height: 40px;
    display: block;
}

.page-mob-tool li {
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    margin-bottom: 1px;
    cursor: pointer;
    position: relative;
}

.page-mob-tool li:before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    background: var(--main-theme-color);
    opacity: .7;
}

.page-mob-tool li i {
    display: block;
    width: 100%;
    height: 100%;
}

.page-mob-tool li .icon-dots-horizontal:after {
    background-position: -30px -390px;
}

.page-mob-tool li .icon-top:after {
    background-position: -30px -60px;
}

@media (min-width: 992px) {
    .page-mob-tool {
        display: none;
    }
}


/* 手机站 左侧导航弹出特效 */

.xymob-left-close-btn {
    display: none;
}

@media (max-width: 990px) {
    /* 弹出框之后 body 上增加一个禁止滚动的类*/
    body.no-scroll,
    html.no-scroll {
        height: 100vh;
        overflow: hidden;
    }
    .xymob-menu-click {
        position: fixed;
        width: 100vw;
        overflow-y: scroll;
        top: 0;
        left: 100%;
        -webkit-transition: all .5s ease;
        transition: all .5s ease;
        z-index: 999999;
        height: 100vh;
        background: rgba(0, 0, 0, 0.7);
    }
    .xymob-menu-click .xypg-left-news,
    .xymob-menu-click .xypg-left-keys,
    .xymob-menu-click .xypg-left-contact,
    .xymob-menu-click .page-message-img {
        display: none;
    }
    .xymob-menu-click .xymob-left-close-btn {
        display: block;
        position: absolute;
        top: 15px;
        right: 15px;
        width: 32px;
        height: 32px;
        line-height: 32px;
        border-radius: 50%;
        border: 1px solid #fff;
        text-align: center;
        background: black;
    }
    .xymob-menu-click .xymob-left-close-btn .icon-font {
        display: block;
        width: 100%;
        height: 100%;
    }
    .xymob-menu-click .xymob-left-close-btn .icon-font:after {
        background-position: -30px -300px;
    }
    .xymob-menu-click .xypg-left {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        min-height: 90vh;
        padding: 5vh 0;
    }
    .xymob-menu-click .xypg-left .xypg-left-menu {
        width: 90%;
        background: #fff;
    }
    .xymob-menu-click.click {
        left: 0;
    }
}


/* 内页左侧导航栏样式 */

.xypg-left-nav {
    margin: 0 -1px;
}

.xypg-left-nav>li {
    position: relative;
    border-bottom: 1px solid #eeeeee;
}

.xypg-left-nav>li:last-child {
    border-bottom: none;
}

.xypg-left-nav>li>a {
    display: block;
    font-size: 16px;
    line-height: 22px;
    color: #2e2e2e;
    padding: 15px 18px;
}

.xypg-left-nav>li .first-nav-btn {
    position: absolute;
    z-index: 99;
    width: 30px;
    height: 30px;
    text-align: center;
    top: 10px;
    right: 20px;
    cursor: pointer;
    background: url(../images/icon_spirit.png) 0 -240px no-repeat;
}

.xypg-left-nav>li .first-nav-btn.clicked {
    background-position: 0 -270px;
}

.xypg-left-nav>li:hover>a,
.xypg-left-nav>li.clicked>a {
    color: var(--main-theme-color);
}

.xypg-left-nav>li:hover .first-nav-btn,
.xypg-left-nav>li.clicked .first-nav-btn {
    color: var(--main-theme-color);
}

.xypg-left-nav .xypg-left-subnav {
    display: none;
    padding: 0 10px;
}

.xypg-left-nav .xypg-left-subnav>li {
    border-top: 1px dashed #eeeeee;
}

.xypg-left-nav .xypg-left-subnav>li>a {
    padding: 8px;
    display: block;
    line-height: 20px;
    color: #818181;
    font-size: 16px;
}

.xypg-left-nav .xypg-left-subnav>li>a:hover {
    color: var(--main-theme-color);
}

.xypg-left-nav .xypg-left-subnav>li.clicked>a {
    color: var(--main-theme-color);
}

.xypg-left-nav .xypg-left-threenav>li>a {
    padding: 5px 10px;
    display: block;
    font-size: 14px;
    line-height: 24px;
    color: #999999;
}

.xypg-left-nav .xypg-left-threenav>li>a:before {
    content: '\2014   ';
}

.xypg-left-nav .xypg-left-threenav>li>a:hover {
    color: var(--main-theme-color);
}

.xypg-left-nav .xypg-left-threenav>li.clicked>a {
    color: var(--main-theme-color);
}

@media (max-width: 990px) {
    .xypg-left-nav .xypg-left-threenav {
        display: block;
    }
}



/* =====================
   基础样式
===================== */

body {
    font-family: 'Arial', sans-serif;
    overflow-x: hidden;
}

html,
body {
    scroll-behavior: smooth;
}

p {
    margin: 0;
}

/* =====================
   图片缩放
===================== */

.com-img,
.com-img2 {
    display: block;
    overflow: hidden;
}

.com-img img,
.com-img2 img {
    display: block;
    max-width: 100%;
    height: auto;
}

.com-img img {
    transition: transform 0.5s ease;
}

.com-img2 img {
    transition: transform 0.3s ease-out;
}

/* 仅在支持悬停的精细指针设备上启用 */
@media (hover: hover) and (pointer: fine) {
    .com-img:hover img {
        transform: scale(1.2);
    }

    .com-img2:hover img {
        transform: scale(1.1);
    }
}

/* 尊重用户的减少动态效果设置 */
@media (prefers-reduced-motion: reduce) {
    .com-img img,
    .com-img2 img {
        transition: none;
    }

    .com-img:hover img,
    .com-img2:hover img {
        transform: none;
    }
}

/* =====================
   定位与弹性布局
===================== */

.relative {
    position: relative;
}

.flex2 {
    display: flex;
}

.wrap {
    flex-wrap: wrap;
}

.j-space-between {
    justify-content: space-between;
}

.j-flex-start {
    justify-content: flex-start;
}

.j-flex-end {
    justify-content: flex-end;
}

.j-center {
    justify-content: center;
}

.a-j-center {
    align-items: center;
    justify-content: center;
}

.a-center {
    align-items: center;
}

.a-flex-start {
    align-items: flex-start;
}

.a-flex-end {
    align-items: flex-end;
}

/* =====================
   文本截断
===================== */

.clamp1 {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.clamp2,
.clamp3,
.clamp4 {
    display: -webkit-box;
    min-width: 0;
    overflow: hidden;
    -webkit-box-orient: vertical;
}

.clamp2 {
    -webkit-line-clamp: 2;
}

.clamp3 {
    -webkit-line-clamp: 3;
}

.clamp4 {
    -webkit-line-clamp: 4;
}

/* =====================
   布局容器
===================== */

.max1200,
.max1300,
.max1400,
.max1500,
.max1520,
.max1600 {
    position: relative;
    width: 90%;
    margin: 0 auto;
}

.max1200 {
    max-width: 1200px;
}

.max1300 {
    max-width: 1300px;
}

.max1400 {
    max-width: 1400px;
}

.max1500 {
    max-width: 1500px;
}

.max1520 {
    max-width: 1520px;
}

.max1600 {
    max-width: 1600px;
}

/* 1280px 及以下 */
@media screen and (max-width: 1280px) {
    .max1200,
    .max1300,
    .max1400,
    .max1500,
    .max1520,
    .max1600 {
        width: 92%;
    }
}

/* 超过 1920px 的大屏适配 */
@media screen and (min-width: 1921px) {
    .max1200 {
        width: 62.5%;
        max-width: 1440px;
    }

    .max1300 {
        width: 67.7083%;
        max-width: 1560px;
    }

    .max1400 {
        width: 72.9167%;
        max-width: 1680px;
    }

    .max1500 {
        width: 78.125%;
        max-width: 1800px;
    }

    .max1520 {
        width: 79.1667%;
        max-width: 1824px;
    }

    .max1600 {
        width: 83.3333%;
        max-width: 1920px;
    }
}

/* =====================
   宽度工具
   百分比列宽不包含父级 gap
===================== */

.w-full {
    width: 100%;
}

.w-1-2 {
    width: 50%;
}

.w-1-3 {
    width: 33.3333%;
}

.w-1-4 {
    width: 25%;
}

/* 移动端单列 */
@media screen and (max-width: 768px) {
    .w-1-2,
    .w-1-3,
    .w-1-4 {
        width: 100% !important;
    }
}




/* header */

.header {
    position: relative;
    left: 0px;
    top: 0px;
    width: 100%;
    z-index: 999;
    background: transparent;
    transition: transform .45s ease, background-color .3s ease;
}

.header-bom {
    height: 154px;
}

.top-mid-flex {
    height: 100%;
    display: flex;
    justify-content: center;
}

.logo {
    position: relative;
    margin-top: -0.6%;
}

.logo a {
    display: block;
}

.logo a img {
    max-width: 100%;
    max-height: 74px;
}

.header-ss {
    margin-left: 0;
    position: relative;
}

.header-ss .ss_btn {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    background: url(//wm.cdn.cn86.cn/shhuachengbz/2026/08/cb85a456960sollt.png) no-repeat center;
    cursor: pointer;
}

.search-box {
    position: absolute;
    top: 100%;
    right: 0;
    z-index: 99;
    display: none;
    background: #fff;
    padding: 16px 20px;
    -webkit-box-shadow: 0 0 15px 0 rgb(0 0 0 / 30%);
    box-shadow: 0 0 15px 0 rgb(0 0 0 / 30%)
}

.header-ss .ss-search {
    width: 220px;
    position: relative;
    background: #fff;
    border: 1px solid var(--main-theme-color);
    display: flex
}

.header-ss .ss-search input {
    height: 34px;
    line-height: 34px;
    outline: 0;
    border: none;
    font-size: 0
}

.header-ss .ss-search #keyword {
    width: calc(100% - 50px);
    padding-left: 10px;
    color: #000;
    font-size: 14px
}

.header-ss .ss-search #s_btn {
    width: 50px;
    background-color: var(--main-theme-color);
    background-position: center center;
    background-repeat: no-repeat;
    background-image: url(//wm.cdn.cn86.cn/wmyshjanton/2026/08/b6065e86f9c8yjjp.png);
}

.header.scroll {
    /* background-color: #fff; */
    /* position: fixed; */
}

.header .x-menu>li>a {
    color: #1d1d1d;
}

.header .x-menu>li>a i{
    background-image: url(//wm.cdn.cn86.cn/wmyshjanton/2026/08/4e47f31c52y6lk6k.png);
}

.header .header-ss .ss_btn {
    background-image: url(//wm.cdn.cn86.cn/gbbzjkxsy/2026/09/0c02a38215ymxnrr.png);
}
.navbar-nav-box{
    width: 66%;
    margin: 0 3.5%;
}
.x-menu {
    position: static;
    width: 100%;
    display: flex !important;
    justify-content: space-between;
}

.x-menu>li {
    position: relative;
    text-align: center;
}

.x-menu>li>a {
    display: flex;
    height: 60px;
    position: relative;
    align-items: center;
    justify-content: center;
    text-transform: capitalize;
    font-size: 36px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 48px;
    letter-spacing: 0px;
    color: #1d1d1d;
}


.x-menu>li>a i {
    width: 9px;
    height: 5px;
    background: url(//wm.cdn.cn86.cn/wmyshjanton/2026/08/7db62c818bvxoirw.png) no-repeat center;
    opacity: 1;
    color: rgba(255, 255, 255, .4);
    transition: all 0.3s;
    font-weight: normal;
    margin-left: 7px;
}

.x-menu>li>a i::before{
    display: none;
}

.x-menu>li>a::before {
    position: absolute;
    left: 50%;
    bottom: 0px;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--main-theme-color);
    transition: all 0.3s;
    content: "";
}

.x-menu>li:hover>a::before,
.x-menu>li.active>a::before {
    width: 100%;
}

.x-menu>li:hover>a,
.x-menu>li.active>a {
    color: var(--main-theme-color)!important;
}

.x-menu>li:hover>a i,
.x-menu>li.active>a i{
    transform: rotate(180deg);
}

.x-sub-menu {
    position: absolute;
    z-index: 999;
    width: 220px;
    left: -50%;
    left: 0%;
    top: 100%;
    display: none;
    background: #fff;
    border-radius: 0;
    padding: 0px 0;
}

.x-sub-menu>li>a {
    display: block;
    text-align: left;
    font-size: 14px;
    color: #333;
    line-height: 1.5;
    text-transform: capitalize;
    padding: .6em .3em .8em 1rem;
}

.x-sub-menu>li>a:hover {
    color: #fff!important;
    background-color: var(--main-theme-color)
}

@media (min-width:1200px) {
    .x-menu>li {
    }
}

@media (min-width:1280px) {
    .x-menu>li {
    }
}

@media (max-width:1280px) {
    .logo a img {
        max-height: 45px;
    }
    .x-menu>li>a {
        font-size: 15px;
    }
}

@media (max-width:640px) {
    .header {
        box-shadow: 0 3px 5px rgba(20, 28, 40, 0.16);
    }
    .header-bom {
        height: 65px;
    }
    .logo a img {
        max-height: 30px;
    }
}




/* banner */

.home-banner {
    width: 100%;
    position: relative;
}

.home-banner .swiper-slide {
    position: relative;
    overflow: hidden;
}

.home-banner .swiper-slide>a {
    display: block;
}

.home-banner .swiper-slide>a>img {
    display: block;
    width: 100%;
}

.home-banner .swiper-pagination1 {
    bottom: 3.125vw;
}

.home-banner .swiper-pagination1 .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, .3);
    border-radius: 50%;
    margin: 0 8px !important;
    opacity: 1;
    position: relative;
    overflow: hidden;
}

.home-banner .swiper-pagination1 .swiper-pagination-bullet-active {
    width: 50px;
    background: var(--main-theme-color);
    border-radius: 5px;
}


/* 进度条 */

.home-banner .swiper-pagination1 .swiper-pagination-bullet::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: var(--progress, 0);
    background: #d1d1d1;
    transition: width var(--progress-duration, 0ms) linear;
}


/* 激活态 */

.home-banner .swiper-pagination1 .swiper-pagination-bullet-active {
    background: rgba(255, 255, 255, .4);
}


.swiper-button-next::after,
.swiper-button-prev::after {
    font-size: 0;
}

.home-banner .swiper-slide .v_cover {
    position: absolute;
    display: flex;
    align-items: center;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    color: #fff;
    text-align: center
}

.home-banner .swiper-slide .v_cover .v_con {
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 5;
    text-align: left;
}

.home-banner .swiper-slide .v_con * {
    transition-delay: transform 1s, opacity 0s;
    transition-duration: 1s;
    transform: translate3d(0, 80px, 0);
    opacity: 0
}

.home-banner .swiper-slide-active .v_con * {
    transform: translate3d(0, 0, 0);
    opacity: 1
}

.home-banner .swiper-slide-active .v_con :nth-child(1) {
    transition-delay: .3s
}

.home-banner .swiper-slide-active .v_con :nth-child(2) {
    transition-delay: .5s
}

.home-banner .swiper-slide-active .v_con :nth-child(3) {
    transition-delay: .7s
}

.home-banner .swiper-slide-active .v_con :nth-child(4) {
    transition-delay: .9s
}

.home-banner .swiper-slide-active .v_con :nth-child(5) {
    transition-delay: 1.1s
}

.home-banner .swiper-slide-active .v_con :nth-child(6) {
    transition-delay: 1.3s
}

.home-banner .swiper-slide-active .v_con :nth-child(7) {
    transition-delay: 1.5s
}

.v_tit_aa {
    color: #fff;
    font-size: 60px;
    margin-bottom: 30px;
    line-height: 1.4;
    max-width: 800px;
    font-weight: 700;
}

.v_tit_bb {
    font-size: 20px;
    line-height: 1.6;
    max-width: 550px;
    font-weight: 400;
    margin-bottom: 90px;
    color: #fff;
}

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

.v_tit_cc a {
    min-width: 160px;
    padding: 14px 30px 14px 36px;
    position: relative;
    border-radius: 3px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 1);
    -webkit-transition: all 0.5s ease-out 0s;
    -moz-transition: all 0.5s ease-out 0s;
    background-color: transparent;
    margin-right: 20px;
    opacity: 1;
}

.v_tit_cc a::before {
    position: absolute;
    content: "";
    width: 0%;
    height: 100%;
    top: 0px;
    right: 0px;
    bottom: 0px;
    border-radius: 3px;
    -webkit-border-radius: 3px;
    transition: all 0.4s ease-in-out;
    background-color: var(--sub-theme-color);
    overflow: hidden;
}

.v_tit_cc a:first-child span,
.v_tit_cc a:hover span {
    color: #fff!important;
}

.v_tit_cc a span {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    line-height: 20px;
    position: relative;
    color: #fff!important;
}

.v_tit_cc a:first-child,
.v_tit_cc a:hover {
    border-color: var(--main-theme-color);
}
.v_tit_cc a:first-child::before,
.v_tit_cc a:hover::before {
    width: 100%;
    left: 0px;
}




@media (max-width: 1280px) {
    .v_tit_aa {
        font-size: 32px;
        margin-bottom: 15px;
    }
    .v_tit_bb {
        font-size: 16px;
        margin-bottom: 20px;
    }
    .v_tit_cc {
        line-height: 40px;
    }
}

@media (max-width: 992px) {
    .v_tit_aa {
        font-size: 30px;
    }
}

@media (max-width: 600px) {
    .home-banner .swiper-slide .v_cover .v_con {
        width: 90%;
    }
    .v_tit_aa {
        font-size: 22px;
    }
    .v_tit_dd {
        font-size: 18px;
    }
    .v_tit_bb {
        display: none!important;
    }
}





.w1600{
    max-width: 1630px;
    margin: 0 auto;
    padding: 0 15px;
}












.bb1x{
    padding-top: 6vw;
    padding-bottom: 6.6vw;
}
.bbbt1{
    text-align: center;
}
.bbbt1 .b1{
    font-size: 72px;
    font-weight: bold;
    font-stretch: normal;
    line-height: 55px;
    letter-spacing: 0px;
    color: #2e65d4;
    display: inline-block;
    vertical-align: middle;
    position: relative;
    z-index: 99;
}
.bbbt1 .b1 s1{
    
position: relative;
    
z-index: 99;
}

.bbbt1 .b1:before{
    content: '';
    height: 40px;
    width: 160%;
    position: absolute;
    background-color: #c6d5f3;
    z-index: 9;
    left: 50%;
    transform: translateX(-50%);
    bottom: -23px;
}


.bbbt1 .b2{}
.bb1nr{
    margin-top: 5.3vw;
}
.bb1nr .b1{
    overflow: hidden;
    position: relative;
}
.anniusp{}
.anniusp img{
    width: 100%;
}
.anniusp .span{
    width: 10.45vw;
    height: 10.45vw;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    background: url(//wm.cdn.cn86.cn/gbbzjkxsy/2026/09/c796cb0995qjnnzq.png) no-repeat;
    background-size: 100% 100%;
    display: none;
}
.bb1nr .b2{
    font-size: 37px;
    font-weight: bold;
    font-stretch: normal;
    line-height: 51px;
    letter-spacing: 0px;
    color: #000000;
    margin: 3.3vw 0 5vw;
}
.bb1fl{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.bb1fl li{
    width: 23.625%;
    background-color: #ffffff;
    box-shadow: 4px 3px 28px 7px 
  rgba(0, 0, 0, 0.11);
    padding: 3.5vw 20px 4.5vw 39px;
}
.bb1fl li .img{
    height: 64px;
    line-height: 64px;
}
.bb1fl li .img img{
    max-height: 64px;
}
.bb1fl li .b1{
    font-size: 20px;
    font-weight: bold;
    font-stretch: normal;
    line-height: 38px;
    letter-spacing: 0px;
    color: #000000;
    margin-top: 23px;
}
.bb1fl li .b2{
    margin-top: 12px;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 33px;
    letter-spacing: 0px;
    color: #000000;
}








.bb2x{}
.bb2nr{
    position: relative;
}
.bb2bj{}
.bb2bj img{}
.bb2fl{}
.bb2fl li{position: absolute;top: 0;left: 0;}

.bb2fl li .b1{
    height: 1.25vw;
    width: 1.25vw;
    border: solid 5px #ffffff;
    background-color: #4a76d8;
    border-radius: 25px;
}

.bb2fl li.bb2id0{
    top: 85%;
    left: 21%;
}
.bb2fl li.bb2id1{top: 47%;left: 25%;}
.bb2fl li.bb2id2{
    top: 23.5%;
    left: 50%;
}
.bb2fl li.bb2id3{
    top: 23.1%;
    left: 78.3%;
}
.bb2fl li.bb2id4{
    top: 13.0%;
    left: 89.4%;
}
.bb2fl li.bb2id5{
    top: 75%;
    left: 77%;
}














.bb3bd { position: relative; }
.bb3bd .tt { position: absolute; left: 0; top: 0; z-index: 9; right: 0;}
.bb3bd .tt { opacity: 0; visibility: hidden; transition: all .5s ease; }
.bb3bd .tt.on {  position: relative; z-index: 999; opacity: 1; visibility: visible; }




.bb3x {
    margin-top: 5.8vw;
    margin-bottom: 3.6vw;
}
.bb3x .bbbt1 {}
.bb3x .bbbt1 .b1 {}
.bb3x .bbbt1 .b2 {}

.bb3nr {
    margin-top: 5.4vw;
}
.bb3hd {padding-bottom: 10px;position: relative;overflow: hidden;}
.bb3hd .swiper-wrapper{ 
    text-align: center;
    display: flex;
    justify-content: center;
}
.bb3hd:before{
    content: '';
    width: 100%;
    height: 1px;
    position: absolute;
    left: 0;
    bottom: 10px;
    background-color: #4a76d8;
}

.bb3hd li{
    width: auto;
    float: left;
    margin: 0 30px;
    padding-bottom: 20px;
}
.bb3hd li:before{
    content: '';
    width: 13px;
    height: 13px;
    position: absolute;
    left: 50%;
    background-color: #4a76d8;
    bottom: -6.5px;
    transform: translateX(-50%);
    border-radius: 16px;
}


.bb3hd li .b1{
    font-size: 32px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 31px;
    letter-spacing: 0px;
    color: #000000;
}

.bb3hd li.on .b1{
    color: #4a76d8;
}



.bb3nr .bb3bd {
    margin-top: 3.5vw;
}
.bb3nr .tt{
    display: grid;
    grid-template-columns: repeat(auto-fill,minmax(30%,1fr));
    gap: 47px 35px;
}


.bb3bd li {
    position: relative;
}
.bb3bd li .img {
    overflow: hidden;
    box-shadow: 4px 3px 28px 7px 
  rgba(0, 0, 0, 0.11);
}
.bb3bd li .img img {
    width: 100%;
    transition: all ease-in-out 0.3s;
}

.bb3bd li:hover .img img{
    transform: scale(1.1);     transition: all ease-in-out 0.3s;
}

.bb3bd li .b1 {
    font-size: 27px;
    font-weight: bold;
    font-stretch: normal;
    line-height: 38px;
    letter-spacing: 0px;
    color: #000000;
    position: absolute;
    left: 38px;
    bottom: 22px;
}











.bb4x {padding-top: 3.5vw;padding-bottom: 3.5vw;}

.bb4nr {
    margin-top: 5.8vw;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}
.bb4z {
    width: 50%;
}
.bb4z img {
    width: 100%;
}

.bb4y {
    width: 50%;
    padding-left: 27px;
}
.bb4y .b1 {
    font-size: 39px;
    font-weight: bold;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: -1px;
    color: #000000;
}
.bb4y .b2 {
    font-size: 24px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: -1px;
    color: #000000;
    margin-top: 50px;
}
.bb4y .b3 {
    width: 230px;
    height: 63px;
    background-color: #4a76d8;
    font-size: 28px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 63px;
    letter-spacing: -1px;
    color: #ffffff;
    text-align: center;
    margin-top: 55px;
}


.bb4fl{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 7vw;
}
.bb4fl li {text-align: center;}
.bb4fl li .img {
    line-height: 133px;
}
.bb4fl li .img img {
    max-height: 133px;
}
.bb4fl li .b1 {
    font-size: 36px;
    font-weight: bold;
    font-stretch: normal;
    line-height: 38px;
    letter-spacing: 0px;
    color: #000000;
    margin-top: 30px;
}
.bb4fl li .b2 {
    font-size: 25px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 38px;
    letter-spacing: 0px;
    color: #000000;
    margin-top: 30px;
}










.bb5x {
    padding-top: 3.5vw;
    padding-bottom: 5vw;
}

.bb5fl{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 7.5vw;
}
.bb5fl li {
    width: 13.375%;
    text-align: center;
    position: relative;
}
.bb5fl li .img {
    overflow: hidden;
}
.bb5fl li .img img {
    max-width: 100%;
}
.bb5fl li .b1 {
    font-size: 20px;
    font-weight: bold;
    font-stretch: normal;
    line-height: 30px;
    letter-spacing: 0px;
    color: #000000;
    text-align: center;
    margin-top: 17px;
}

.bb5fl li+li:before{
    content: '';
    width: 53px;
    height: 49px;
    background: url(//wm.cdn.cn86.cn/gbbzjkxsy/2026/09/7c795193ad16fr6n.png)no-repeat;
    position: absolute;
    top: 25px;
    left: -33px;
} 











.bb6x {
    padding-top: 4.6vw;
    padding-bottom: 5.7vw;
}

.bb6nr {
    margin-top: 6vw;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.bb6z {
    width: 43.8125%;
}
.bb6z .bb6ztj {
    background-color: #4a76d8;
    position: relative;
    padding: 48px 0;
    padding-left: 16px;
}

.bb6z .bb6ztj:before{
    content: '';
    width: 16px;    
    height: 38.5%;
    background-color: #f5b40e;
    position: absolute;
    left: 0;
    bottom: 0;
} 
.bb6z .bb6ztj:after{
    content: '';
    width: 16px;    
    height: 61.5%;
    background-color: #cedaf4;
    position: absolute;
    left: 0;
    top: 0;
}


.bb6ztj li {padding: 0 40px;}
.bb6ztj li a{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}

.bb6ztj li .img {
    width: 48.8%;
}
.bb6ztj li .img img {
    width: 100%;
}
.bb6ztj li .bb6ztjwz {
    width: 50%;
}
.bb6ztj li .bb6ztjwz .b1 {
    font-size: 18px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 18px;
    letter-spacing: 0px;
    color: #ffffff;
}
.bb6ztj li .bb6ztjwz .b2 {
    font-size: 19px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 27px;
    letter-spacing: 0px;
    color: #ffffff;
    margin-top: 20px;
}
.bb6ztj li .bb6ztjwz .b3 {
    margin-top: 8px;
}

.bb6zfl {}
.bb6zfl li {
    padding: 3.8vw 0 2.5vw;
    border-bottom: 2px solid #777777;
}
.bb6zfl li a{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}

.bb6zfl li .b1 {
    font-size: 20px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 38px;
    letter-spacing: 0px;
    color: #000000;
    width: 105px;
}
.bb6zfl li .b2 {
    font-size: 20px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 30px;
    letter-spacing: 0px;
    color: #000000;
    width: calc(100% - 138px);
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.bb6y{
    width: 50%;
}
.bb6y li {
    position: relative;
}
.bb6y li .img {
    overflow: hidden;
}
.bb6y li .img img {
    width: 100%;
}
.bb6y li .bb6ywz {
    position: absolute;
    bottom: 0;
    width: 100%;
    background: url(//wm.cdn.cn86.cn/gbbzjkxsy/2026/09/f5b9f64a62vywxid.png) no-repeat;
    padding: 29px 35px 25px 44px;
    background-size: cover;
}
.bb6y li .bb6ywz .b1 {
    font-size: 21px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 21px;
    letter-spacing: 0px;
    color: #ffffff;
}
.bb6y li .bb6ywz .b2 {
    font-size: 21px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 22px;
    letter-spacing: 0px;
    color: #ffffff;
    margin-top: 12px;
}










.bbdb {
    background-color: #f6f5f5;
    padding-top: 5.5vw;
    
}
.bbdbnr {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    padding-bottom: 5vw;
}
.bbdz {
    width: 26.2%;
}
.bbdzjj {}
.bbdzjj .b1 {
    font-size: 37px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 47px;
    letter-spacing: 0px;
    color: #000000;
}
.bbdzjj .b2 {
    font-size: 30px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 35px;
    letter-spacing: 0px;
    color: #000000;
    padding: 30px 0;
}
.bbdzjj .b3 {
    font-size: 21px;
    font-weight: normal;
    letter-spacing: 0px;
    color: #000000;
}
.bbdzfx {
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 63px;
}
.bbdzfx li {
    margin-right: 37px;
}
.bbdzfx li .img {}
.bbdzfx li .img img {}
.bbddh {
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    width: 49%;
}

.bbddh .li {}
.bbddh .li+.li{
    margin-left: 47px;
}
.bbddh .li .b1 {
    font-size: 48px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: -1px;
    color: #000000;
}
.bbddh .li .b2 {
    margin-top: 40px;
}
.bbddh .li .b2 li {}
.bbddh .li .b2 li dd {
    font-size: 30px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 66px;
    letter-spacing: -1px;
    color: #000000;
    margin: 0;
}
.bbdewm {
    margin-top: 5.5vw;
}
.bbdewm .b1 {
    font-size: 30px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 66px;
    letter-spacing: -1px;
    color: #000000;
}
.bbdewm .b2 {}
.bbdewm .b2 img {
    max-width: 100%;
}

.bbdbxx{
    font-size: 21px;
    font-weight: normal;
    letter-spacing: 0px;
    color: #000000;
    text-align: center;
    padding: 20px 0;
}
.bbdbxx a{
    color: #000000;
}










/* 地图底图自适应 */
.bb2bj img {
    display: block;
    width: 100%;
    height: auto;
}

/* ---------- ≤1600 ---------- */
@media screen and (max-width: 1600px) {

    /* 区块大标题 */
    .bbbt1 .b1 {
        font-size: 62px;
        line-height: 50px;
    }
    .bbbt1 .b1:before {
        height: 34px;
        bottom: -19px;
    }

    /* bb1 关于我们 */
    .bb1nr .b2 {
        font-size: 32px;
        line-height: 46px;
    }
    .bb1fl li {
        padding: 2.6vw 16px 3vw 28px;
    }
    .bb1fl li .b1 {
        font-size: 19px;
        line-height: 34px;
    }
    .bb1fl li .b2 {
        font-size: 15px;
        line-height: 30px;
    }

    /* bb3 产品分类 */
    .bb3hd li {
        margin: 0 24px;
    }
    .bb3hd li .b1 {
        font-size: 27px;
    }
    .bb3nr .tt {
        gap: 38px 28px;
    }
    .bb3bd li .b1 {
        font-size: 23px;
        left: 30px;
        bottom: 18px;
    }

    /* bb4 核心项目 */
    .bb4y .b1 {
        font-size: 34px;
        line-height: 40px;
    }
    .bb4y .b2 {
        font-size: 21px;
        line-height: 34px;
        margin-top: 36px;
    }
    .bb4y .b3 {
        width: 200px;
        height: 56px;
        line-height: 56px;
        font-size: 24px;
        margin-top: 40px;
    }
    .bb4fl {
        margin-top: 5vw;
    }
    .bb4fl li .img {
        line-height: 110px;
    }
    .bb4fl li .img img {
        max-height: 110px;
    }
    .bb4fl li .b1 {
        font-size: 30px;
        line-height: 34px;
        margin-top: 24px;
    }
    .bb4fl li .b2 {
        font-size: 21px;
        line-height: 32px;
        margin-top: 20px;
    }

    /* bb5 服务流程 */
    .bb5fl li .b1 {
        font-size: 18px;
        line-height: 28px;
    }
    .bb5fl li+li:before {
        width: 44px;
        height: 40px;
        left: -27px;
        top: 20px;
        background-size: 100% 100%;
    }

    /* bb6 新闻 */
    .bb6z .bb6ztj {
        padding: 40px 0 40px 14px;
    }
    .bb6ztj li {
        padding: 0 30px;
    }
    .bb6ztj li .bb6ztjwz .b2 {
        font-size: 17px;
        line-height: 25px;
        margin-top: 14px;
    }
    .bb6zfl li .b1,
    .bb6zfl li .b2 {
        font-size: 18px;
    }
    .bb6y li .bb6ywz {
        padding: 22px 24px 20px 32px;
    }
    .bb6y li .bb6ywz .b1 {
        font-size: 19px;
        line-height: 20px;
    }
    .bb6y li .bb6ywz .b2 {
        font-size: 19px;
        line-height: 22px;
    }

    /* 页脚 */
    .bbdzjj .b1 {
        font-size: 32px;
        line-height: 42px;
    }
    .bbdzjj .b2 {
        font-size: 26px;
        line-height: 32px;
        padding: 24px 0;
    }
    .bbdzjj .b3 {
        font-size: 18px;
    }
    .bbddh .li .b1 {
        font-size: 42px;
    }
    .bbddh .li .b2 li dd {
        font-size: 26px;
        line-height: 56px;
    }
    .bbdewm .b1 {
        font-size: 26px;
        line-height: 56px;
    }
    .bbdbxx {
        font-size: 18px;
    }

    .bb2fl li .b1{
        border: solid 3px #ffffff;
    }

}

/* ---------- ≤1400 ---------- */
@media screen and (max-width: 1400px) {

    .bb2fl li .b1{
        border: solid 2px #ffffff;
    }

    .x-menu>li>a{
        font-size: 24px;
    }

    .bbbt1 .b1 {
        font-size: 52px;
        line-height: 44px;
    }
    .bbbt1 .b1:before {
        height: 28px;
        bottom: -15px;
    }

    /* bb1 */
    .bb1nr .b2 {
        font-size: 27px;
        line-height: 40px;
    }
    .bb1fl li {
        padding: 26px 14px 30px 22px;
    }
    .bb1fl li .img {
        height: 52px;
        line-height: 52px;
    }
    .bb1fl li .img img {
        max-height: 52px;
    }
    .bb1fl li .b1 {
        font-size: 17px;
        line-height: 30px;
        margin-top: 18px;
    }
    .bb1fl li .b2 {
        font-size: 14px;
        line-height: 26px;
        margin-top: 10px;
    }

    /* bb3 */
    .bb3hd li {
        margin: 0 18px;
    }
    .bb3hd li .b1 {
        font-size: 23px;
    }
    .bb3nr .tt {
        gap: 30px 22px;
    }
    .bb3bd li .b1 {
        font-size: 20px;
        left: 24px;
        bottom: 15px;
    }

    /* bb4 */
    .bb4y {
        padding-left: 20px;
    }
    .bb4y .b1 {
        font-size: 29px;
        line-height: 36px;
    }
    .bb4y .b2 {
        font-size: 18px;
        line-height: 30px;
        margin-top: 28px;
    }
    .bb4y .b3 {
        width: 180px;
        height: 52px;
        line-height: 52px;
        font-size: 21px;
        margin-top: 32px;
    }
    .bb4fl li .img {
        line-height: 92px;
    }
    .bb4fl li .img img {
        max-height: 92px;
    }
    .bb4fl li .b1 {
        font-size: 26px;
        line-height: 30px;
    }
    .bb4fl li .b2 {
        font-size: 18px;
        line-height: 28px;
        margin-top: 16px;
    }

    /* bb5 */
    .bb5fl {
        margin-top: 5.5vw;
    }
    .bb5fl li {
        width: 14%;
    }
    .bb5fl li .img img {
        max-width: 78%;
    }
    .bb5fl li .b1 {
        font-size: 16px;
        line-height: 24px;
        margin-top: 14px;
    }
    .bb5fl li+li:before {
        width: 36px;
        height: 32px;
        left: -22px;
        top: 16px;
    }

    /* bb6 */
    .bb6ztj li {
        padding: 0 22px;
    }
    .bb6ztj li .bb6ztjwz .b1 {
        font-size: 16px;
        line-height: 18px;
    }
    .bb6ztj li .bb6ztjwz .b2 {
        font-size: 16px;
        line-height: 24px;
    }
    .bb6zfl li .b1,
    .bb6zfl li .b2 {
        font-size: 16px;
        line-height: 28px;
    }
    .bb6zfl li .b1 {
        width: 96px;
    }
    .bb6zfl li .b2 {
        width: calc(100% - 120px);
    }
    .bb6y li .bb6ywz {
        padding: 18px 18px 16px 24px;
    }
    .bb6y li .bb6ywz .b1 {
        font-size: 17px;
        line-height: 18px;
    }
    .bb6y li .bb6ywz .b2 {
        font-size: 17px;
        line-height: 20px;
        margin-top: 8px;
    }

    /* 页脚 */
    .bbdzjj .b1 {
        font-size: 28px;
        line-height: 38px;
    }
    .bbdzjj .b2 {
        font-size: 22px;
        line-height: 30px;
        padding: 20px 0;
    }
    .bbdzjj .b3 {
        font-size: 16px;
    }
    .bbdzfx {
        margin-top: 44px;
    }
    .bbdzfx li {
        margin-right: 26px;
    }
    .bbdzfx li .img img{
        max-width: 27px;
    }
    .bbddh .li+.li {
        margin-left: 32px;
    }
    .bbddh .li .b1 {
        font-size: 36px;
    }
    .bbddh .li .b2 li dd {
        font-size: 22px;
        line-height: 48px;
    }
    .bbdewm .b1 {
        font-size: 22px;
        line-height: 48px;
    }
    .bbdbxx {
        font-size: 16px;
    }
}

/* ---------- ≤1200 ---------- */
@media screen and (max-width: 1200px) {

    .bbbt1 .b1 {
        font-size: 42px;
        line-height: 38px;
    }
    .bbbt1 .b1:before {
        height: 22px;
        bottom: -12px;
    }

    /* bb1 */
    .bb1nr .b2 {
        font-size: 22px;
        line-height: 34px;
    }
    .anniusp .span {
        width: 7vw;
        height: 7vw;
    }
    .bb1fl li {
        padding: 20px 12px 24px 18px;
    }
    .bb1fl li .img {
        height: 44px;
        line-height: 44px;
    }
    .bb1fl li .img img {
        max-height: 44px;
    }
    .bb1fl li .b1 {
        font-size: 16px;
        line-height: 26px;
        margin-top: 14px;
    }
    .bb1fl li .b2 {
        font-size: 13px;
        line-height: 24px;
        margin-top: 8px;
    }

    /* bb3 */
    .bb3hd li {
        margin: 0 14px;
    }
    .bb3hd li .b1 {
        font-size: 19px;
    }
    .bb3nr .tt {
        gap: 22px 18px;
    }
    .bb3bd li .b1 {
        font-size: 17px;
        left: 18px;
        bottom: 12px;
    }

    /* bb4 */
    .bb4y .b1 {
        font-size: 25px;
        line-height: 32px;
    }
    .bb4y .b2 {
        font-size: 16px;
        line-height: 28px;
        margin-top: 22px;
    }
    .bb4y .b3 {
        width: 160px;
        height: 46px;
        line-height: 46px;
        font-size: 18px;
        margin-top: 26px;
    }
    .bb4fl li .img {
        line-height: 78px;
    }
    .bb4fl li .img img {
        max-height: 78px;
    }
    .bb4fl li .b1 {
        font-size: 22px;
        line-height: 26px;
    }
    .bb4fl li .b2 {
        font-size: 16px;
        line-height: 26px;
    }

    /* bb5 */
    .bb5fl li {
        width: 12.5%;
    }
    .bb5fl li .b1 {
        font-size: 14px;
        line-height: 22px;
    }
    .bb5fl li+li:before {
        width: 30px;
        height: 28px;
        left: -18px;
        top: 14px;
    }

    /* bb6 */
    .bb6z {
        width: 45%;
    }
    .bb6y {
        width: 52%;
    }
    .bb6ztj li {
        padding: 0 16px;
    }
    .bb6ztj li .bb6ztjwz .b2 {
        font-size: 14px;
        line-height: 22px;
        margin-top: 10px;
    }
    .bb6zfl li {
        padding: 2.6vw 0 1.8vw;
    }
    .bb6zfl li .b1,
    .bb6zfl li .b2 {
        font-size: 15px;
        line-height: 24px;
    }
    .bb6y li .bb6ywz {
        padding: 14px 14px 12px 18px;
    }
    .bb6y li .bb6ywz .b1,
    .bb6y li .bb6ywz .b2 {
        font-size: 15px;
        line-height: 18px;
    }

    /* 页脚 */
    .bbdz {
        width: 28%;
    }
    .bbddh {
        width: 45%;
    }
    .bbddh .li+.li {
        margin-left: 24px;
    }
    .bbddh .li .b1 {
        font-size: 30px;
        line-height: 32px;
    }
    .bbddh .li .b2 {
        margin-top: 24px;
    }
    .bbddh .li .b2 li dd {
        font-size: 18px;
        line-height: 40px;
    }
    .bbdzjj .b1 {
        font-size: 24px;
        line-height: 34px;
    }
    .bbdzjj .b2 {
        font-size: 19px;
        line-height: 28px;
        padding: 16px 0;
    }
    .bbdzjj .b3 {
        font-size: 15px;
    }
    .bbdewm {
        margin-top: 40px;
    }
    .bbdewm .b1 {
        font-size: 19px;
        line-height: 40px;
    }
}

/* ---------- ≤992 手机站 ---------- */
@media screen and (max-width: 992px) {

    .navbar-nav-box{display: none;}
    .top-mid-flex {
        display: flex;
        justify-content: space-between;
    }

    .bbbt1 .b1 {
        font-size: 24px;
        line-height: 0.7;
    }
    .bbbt1 .b1:before {
        height: 12px;
        bottom: -8px;
    }

    /* bb1 关于我们 */
    .bb1x {
        padding-top: 40px;
        padding-bottom: 44px;
    }
    .bb1nr {
        margin-top: 24px;
    }
    .anniusp .span {
        width: 56px;
        height: 56px;
    }
    .bb1nr .b2 {
        font-size: 15px;
        line-height: 1.9;
        margin: 18px 0 24px;
    }
    .bb1fl li {
        width: 48.5%;
        margin-bottom: 10px;
        padding: 16px 10px 18px 12px;
        box-shadow: 0 2px 12px rgba(0, 0, 0, .08);
    }
    .bb1fl li .img {
        height: 40px;
        line-height: 40px;
    }
    .bb1fl li .img img {
        max-height: 40px;
    }
    .bb1fl li .b1 {
        font-size: 14px;
        line-height: 1.5;
        margin-top: 12px;
    }
    .bb1fl li .b2 {
        font-size: 12px;
        line-height: 1.8;
        margin-top: 8px;
    }

    /* bb2 地图 */
    .bb2fl li .b1 {
        width: 15px;
        height: 15px;
        border-width: 3px;
        border: solid 2px #ffffff;
    }

    /* bb3 产品分类 */
    .bb3x {
        margin-top: 40px;
        margin-bottom: 30px;
    }
    .bb3nr {
        margin-top: 26px;
    }
    .bb3hd {
        padding-bottom: 8px;
    }
    .bb3hd .swiper-wrapper {
        justify-content: flex-start;
    }
    .bb3hd:before {
        bottom: 8px;
    }
    .bb3hd li {
        margin: 0 10px;
        padding-bottom: 18px;
    }
    .bb3hd li .b1 {
        font-size: 14px;
        line-height: 20px;
        white-space: nowrap;
    }
    .bb3hd li:before {
        width: 10px;
        height: 10px;
        bottom: -5px;
    }
    .bb3nr .bb3bd {
        margin-top: 20px;
    }
    .bb3nr .tt {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px 10px;
    }
    .bb3bd li .img {
        box-shadow: 0 2px 12px rgba(0, 0, 0, .08);
    }
    .bb3bd li .b1 {
        font-size: 13px;
        line-height: 1.4;
        left: 10px;
        right: 10px;
        bottom: 8px;
    }

    /* bb4 核心项目 */
    .bb4x {
        padding-top: 40px;
        padding-bottom: 40px;
    }
    .bb4nr {
        display: block;
        margin-top: 26px;
    }
    .bb4z {
        width: 100%;
    }
    .bb4y {
        width: 100%;
        padding-left: 0;
        margin-top: 20px;
    }
    .bb4y .b1 {
        font-size: 20px;
        line-height: 1.5;
    }
    .bb4y .b2 {
        font-size: 14px;
        line-height: 1.9;
        margin-top: 14px;
    }
    .bb4y .b3 {
        width: 100%;
        max-width: 220px;
        height: 44px;
        line-height: 44px;
        font-size: 15px;
        margin-top: 20px;
    }
    .bb4fl {
        margin-top: 30px;
    }
    .bb4fl li {
        width: 48.5%;
        margin-bottom: 24px;
    }
    .bb4fl li .img {
        line-height: 60px;
    }
    .bb4fl li .img img {
        max-height: 60px;
    }
    .bb4fl li .b1 {
        font-size: 15px;
        line-height: 1.4;
        margin-top: 12px;
    }
    .bb4fl li .b2 {
        font-size: 12px;
        line-height: 1.7;
        margin-top: 8px;
    }

    /* bb5 服务流程：2 列，箭头装饰隐藏 */
    .bb5x {
        padding-top: 30px;
        padding-bottom: 34px;
    }
    .bb5fl {
        margin-top: 26px;
    }
    .bb5fl li {
        width: 48.5%;
        margin-bottom: 20px;
    }
    .bb5fl li .img img {
        max-width: 62%;
    }
    .bb5fl li .b1 {
        font-size: 13px;
        line-height: 1.4;
        margin-top: 10px;
    }
    .bb5fl li+li:before {
        display: none;
    }

    /* bb6 新闻：单列（新闻除外） */
    .bb6x {
        padding-top: 34px;
        padding-bottom: 40px;
    }
    .bb6nr {
        display: block;
        margin-top: 24px;
    }
    .bb6z,
    .bb6y {
        width: 100%;
    }
    .bb6z .bb6ztj {
        padding: 20px 0 20px 10px;
    }
    .bb6z .bb6ztj:before,
    .bb6z .bb6ztj:after {
        width: 8px;
    }
    .bb6ztj li {
        padding: 0 14px;
    }
    .bb6ztj li a {
        display: block;
    }
    .bb6ztj li .img {
        width: 100%;
    }
    .bb6ztj li .bb6ztjwz {
        width: 100%;
        margin-top: 10px;
    }
    .bb6ztj li .bb6ztjwz .b1 {
        font-size: 12px;
        line-height: 16px;
    }
    .bb6ztj li .bb6ztjwz .b2 {
        font-size: 14px;
        line-height: 1.6;
        margin-top: 8px;
    }
    .bb6ztj li .bb6ztjwz .b3 img {
        max-width: 60px;
    }
    .bb6zfl li {
        padding: 16px 0 14px;
        border-bottom-width: 1px;
    }
    .bb6zfl li .b1 {
        font-size: 12px;
        line-height: 20px;
        width: 78px;
    }
    .bb6zfl li .b2 {
        font-size: 13px;
        line-height: 1.5;
        width: calc(100% - 92px);
    }
    .bb6y {
        margin-top: 20px;
    }
    .bb6y li {
        margin-bottom: 12px;
    }
    .bb6y li .bb6ywz {
        padding: 12px 12px 10px 16px;
    }
    .bb6y li .bb6ywz .b1 {
        font-size: 12px;
        line-height: 16px;
    }
    .bb6y li .bb6ywz .b2 {
        font-size: 13px;
        line-height: 1.5;
        margin-top: 6px;
    }

    /* 页脚 */
    .bbdb {
        padding-top: 34px;
    }
    .bbdbnr {
        display: block;
        padding-bottom: 24px;
    }
    .bbdz {
        width: 100%;
    }
    .bbdzjj .b1 {
        font-size: 18px;
        line-height: 1.5;
    }
    .bbdzjj .b2 {
        font-size: 15px;
        line-height: 1.7;
        padding: 12px 0;
    }
    .bbdzjj .b3 {
        font-size: 13px;
        line-height: 1.8;
    }
    .bbdzfx {
        margin-top: 20px;
    }
    .bbdzfx li {
        margin-right: 18px;
    }
    .bbdzfx li .img img {
        max-height: 26px;
    }
    .bbddh {
        width: 100%;
        margin-top: 26px;
        display: none;
    }
    .bbddh .li {
        width: 100%;
    }
    .bbddh .li+.li {
        margin-left: 0;
    }
    .bbddh .li .b1 {
        font-size: 18px;
        line-height: 1.5;
    }
    .bbddh .li .b2 {
        margin-top: 12px;
    }
    .bbddh .li .b2 li dd {
        font-size: 13px;
        line-height: 2;
    }
    .bbdewm {
        margin-top: 24px;
    }
    .bbdewm .b1 {
        font-size: 15px;
        line-height: 1.8;
    }
    .bbdewm .b2 img {
        max-width: 110px;
    }
    .bbdbxx {
        font-size: 12px;
        line-height: 1.8;
        padding: 14px 0;
    }
}