.nav {
    height: 92px;
    background-color: #fff;
    box-shadow: 0 1px 10px rgba(0, 0, 0, .08);
}

.nav .logo {
    opacity: 1;
}

/* 全局 */
header {
    background-color: #fff;
    box-shadow: 0 3px 6px rgb(0, 0, 0, .06);
}

.banner,
.info,
.section,
.footer-2 {
    width: 100%;
    min-width: 1280px;
    max-width: 1920px;
    margin: 0 auto;
}

.banner,
.section {
    margin-bottom: calc(100% * 88 / 2880);
}

.section {
    position: relative;
}

.section > .title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: calc(100% * 1280 / 1440);
    min-width: 1280px;
    margin-bottom: calc(100% * 88 / 2880);
}

.section > .title > img {
    display: block;
}


/* banner-1 */
.banner-1 {
    padding-top: 92px;
}

/* banner-2 */
.banner-2,
.banner-4 {
    display: none;
}

/* 公司简介 */
.info {
    margin-bottom: calc(100% * 88 / 2880);
    background-color: #fff;
    color: #fff;
}

.info > .left,
.info > .right {
    position: relative;
}

.info > .left {
    width: calc(100% * 1573 / 2880);
}

.info > .left::after {
    content: "";
    position: absolute;
    top: calc(100% * 192 / 793);
    bottom: calc(100% * 47 / 793);
    width: 100%;
    background-color: #003684;
    border-bottom: solid 13px #E62119;
    z-index: 0;
}

.info .info-content {
    width: 50vw;
    min-width: 640px;
    height: 100%;
    overflow: hidden;
}

.info .info-content > .title,
.info .info-content > .content {
    float: right;
    width: 100%;
    max-width: calc(100% * 1280 / 1440);
    min-width: 640px;
}

.info .info-content > .title {
    display: flex;
    align-items: center;
    height: calc(100% * 192 / 793);
}

.info .info-content > .title > img {
    display: block;
    width: calc(100vw * 444 / 2880);
}

.info .info-content > .content {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: calc(100% * 554 / 793);
    z-index: 1;
}

.info .info-content p {
    font-size: 18px;
    line-height: 30px;
}

.info .info-content p:last-child {
    margin-bottom: 0;
}

.info > .right {
    width: calc(100% * 1307 / 2880);
}

.info > .right img {
    width: 100%;
}

/* 发展历程 */
.milestone > .title > img {
    width: calc(100vw * 510 / 2880);
}

.milestone > .list {
    width: 100%;
    margin-bottom: calc(100vw * 88 / 2880);
    overflow: scroll;
}

.milestone > .list ul {
    position: relative;
    overflow: hidden;
}

.milestone > .list ul li {
    position: relative;
    float: left;
    --width: calc(100vw * 442 / 2880);
    width: var(--width);
    padding-top: calc(var(--width) * 298 / 442);
    height: 0;
    background: url("/group/images/2107/milestone-bg.jpg") no-repeat center center;
    background-size: 100%;
    overflow: hidden;
}

.milestone > .list ul li div {
    position: absolute;
    top: 0;
    left: calc(100% * 36 / 442);
    display: flex;
    flex-direction: column;
    width: calc(100% * 335 / 442);
    height: 100%;
    font-size: 12px;
    color: #fff;
}

.milestone > .list ul li div span {
    display: block;
    width: 100%;
}

.milestone > .list ul li div .title {
    display: flex;
    align-items: flex-start;
    height: calc(100% * 69 / 298);
    font-family: "DINCond-Black";
    font-size: 32px;
    line-height: 1;
    color: #1c2a8b;
}

.milestone > .list ul li div .content {
    padding: 10px;
    font-size: 12px;
    color: #333;
    overflow: hidden;
}

/* 自定义滚动条 */
.external-scroll_x {
    position: relative;
    width: 30%;
    height: 6px;
    margin: 0 auto;
    border-radius: 1rem;
    background-color: rgba(132, 132, 132, .3);
    cursor: pointer;
    z-index: 9998;
}

.external-scroll_x div {
    height: 100%;
    left: 0;
    top: 0;
    position: absolute;
    width: 100%;
}

.external-scroll_x .scroll-bar {
    border-radius: 1rem;
    background-color: #e62119;
    z-index: 9999;
}

.external-scroll_x .scroll-bar {
    width: 100px;
}

/* 智慧布局 */
.layout > .title > img {
    width: calc(100vw * 407 / 2880);
}

/* 旗下企业 */
.business > .title > img {
    width: calc(100vw * 483 / 2880);
}

.business .slide {
    width: 100%;
    max-width: calc(100% * 1280 / 1440);
    min-width: 1280px;
}

.business .slide.mobile {
    display: none;
}

.business .slide .carousel-item ul {
    display: flex;
    justify-content: space-between;
    margin: 0;
    overflow: hidden;
}

.business .slide .carousel-item ul li a {
    position: relative;
    display: flex;
    flex-direction: column;
    width: calc(100vw * 597 / 2880);
    height: calc(100vw * 733 / 2880);
    background-color: #17298c;
}

.business .slide .carousel-item ul li a::after {
    content: "";
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 13px;
    background-color: #E62119;
    z-index: 1;
}

.business .slide .carousel-item ul li a .top {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: calc(100% * 337 / 733);
    overflow: hidden;
}

.business .slide .carousel-item ul li a .top img {
    display: block;
    min-width: 100%;
    min-height: 100%;
}

.business .slide .carousel-item ul li a .bottom {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: calc(100% * 40 / 597);
    color: #fff;
}

.business .slide .carousel-item ul li a .bottom h4 {
    text-align: center;
    font-size: 18px;
}

.business .slide .carousel-item ul li a .bottom img {
    width: calc(100% * 137 / (597 - 40 * 2));
}

.business .carousel-control-next,
.business .carousel-control-prev {
    width: calc(100vw * 160 / 2880);
}

.business .carousel-control-next {
   right: calc(-100vw * 160 / 2880);
}

.business .carousel-control-prev {
    left: calc(-100vw * 160 / 2880);
}

/* 文化理念 */
.ideas > .title > img {
    width: calc(100vw * 440 / 2880);
}

/* 发展战略 */
.strategic > .title > img {
    width: calc(100vw * 511 / 2880);
}

/* 中法智能产业园 */
.campus > .title > img {
    width: calc(100vw * 1104 / 2880);
}

.ideas,
.strategic,
.campus {
    margin-bottom: 0;
}

/* 旭阳大学 */
.edu > .title > img {
    width: calc(100vw * 465 / 2880);
}

.edu {
    margin-bottom: 0;
}

/* 合作伙伴 */
.partner > .title > img {
    width: calc(100vw * 497 / 2880);
}

.partner > .logo-list {
    width: 100%;
    max-width: calc(100% * 1280 / 1440);
    min-width: 1280px;
}

.partner .sub-title {
    position: relative;
    width: 100%;
    font-size: 24px;
    color: #003684;
    overflow: hidden;
}

.partner .sub-title::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 140px;
    width: 100%;
    height: 1px;
    border: dashed 1px #003684;
    margin: auto;
}

.logo-list  {
    margin: 0 20px 20px 20px;
}

.logo-list ul  {
    display: flex;
    flex-wrap: wrap;
    margin: 0;
}

.logo-list ul li  {
    position: relative;
    --width: calc(100vw / 7);
    width: var(--width);
    padding-top: var(--width);
}

.logo-list ul li img  {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    width: 80%;
}

/* 企业荣誉 */
.honor {
    background-color: #17298c;
    padding-top: calc(100vw * 88 / 2880);
    padding-bottom: calc(100vw * 88 / 2880);
}

.honor > .title > img,
.honor > .title > a > img {
    width: calc(100vw * 465 / 2880);
}

.honor .slide {
    width: 100%;
    max-width: calc(100% * 1280 / 1440);
    min-width: 1280px;
}

.honor .slide.mobile {
    display: none;
}

.honor .slide .carousel-item ul {
    display: flex;
    justify-content: space-between;
    margin: 0;
    overflow: hidden;
}

.honor .slide .carousel-item ul li {
    position: relative;
    display: flex;
    flex-direction: column;
    width: calc(100vw * 605 / 2880);
    height: calc(100vw * 408 / 2880);
    background-color: #17298c;
    overflow: hidden;
}

.honor .slide .carousel-item ul li > a {
    display: block;
    width: 100%;
    height: 100%;
}

.honor .slide .carousel-item ul li > a > img {
    display: block;
    width: 100%;
    min-width: 100%;
    min-height: 100%;
}

.honor .carousel-control-next,
.honor .carousel-control-prev {
    width: calc(100vw * 160 / 2880);
}

.honor .carousel-control-next {
   right: calc(-100vw * 160 / 2880);
}

.honor .carousel-control-prev {
    left: calc(-100vw * 160 / 2880);
}

/* 体系认证 */
.certification > .title > img,
.certification > .title > a > img {
    width: calc(100vw * 513 / 2880);
}

.certification ul {
    width: 100%;
    max-width: calc(100% * 1280 / 1440);
    min-width: 1280px;
}

.certification ul li {
    display: flex;
    justify-content: center;
    align-items: center;
    width: calc(100% / 5);
    padding: 20px;
}

.certification ul li a {
    position: relative;
    display: block;
    width: 100%;
    padding-top: calc(100% * 342 / 240);
    border-radius: 5px;
    box-shadow: 0 0 6px 3px rgba(0, 0, 0, .16);
}

.certification ul li a img {
    position: absolute;
    top: 0;
    left: 0;
    display: block;
    width: 100%;
    max-width: 100%;
    max-height: 100%;
    margin: auto;
}

/* 响应式 */
@media only screen and (max-width: 1199.98px) {
    .carousel-control-next {
        right: 0!important;
     }
     
    .carousel-control-prev {
        left: 0!important;
     }
}

@media only screen and (max-width: 575.98px) {
    .banner, .info, .section, .footer-2 {
        width: 100%;
        min-width: unset;
        max-width: unset;
        margin: 0 auto;
    }

    .banner-1,
    .banner-3 {
        display: none;
    }

    .banner-2,
    .banner-4 {
        display: block;
        margin-bottom: 15px;
        width: 100%!important;
    }

    .ideas .banner-4,
    .strategic .banner-4,
    .campus .banner-4 {
        margin-bottom: 0;
    }

    .edu .banner-4 {
        margin-bottom: 0;
    }

    .banner-2 {
        padding-top: 59px;
    }

    .info,
    .section {
        margin-bottom: 15px;
    }

    .info {
        display: flex;
        flex-direction: column;
    }

    .info > .left,
    .info > .right {
        width: 100%;
    }

    .info > .left::after {
        display: none;
    }

    .info .info-content {
        width: 100vw;
        min-width: unset;
    }

    .info .info-content > .title,
    .info .info-content > .content {
        max-width: unset;
        min-width: unset;
    }

    .info .info-content > .title {
        height: 40px;
        padding: 0 15px;
    }

    .info .info-content > .title > img {
        width: auto;
        height: 20px;
    }

    .info .info-content > .content {
        padding: 15px;
        height: auto;
        color: #333;
    }

    .info .info-content p {
        font-size: 16px;
        line-height: 25px;
    }

    .info > .right {
        padding: 0 15px;
    }

    .info > .right img {
        width: 100%;
        border-radius: 10px;
    }

    .section > .title {
        display: flex;
        align-items: center;
        max-width: unset;
        min-width: unset;
        height: 40px;
        padding: 0 15px;
        margin-bottom: 15px;
    }

    .section > .title img,
    .section > .title a img {
        width: auto;
        height: 20px;
    }

    /* 发展历程 */
    .milestone > .list {
        margin-bottom: 15px;
    }

    .milestone > .list ul {
        height: calc(64vw * 298 / 442);
    }

    .milestone > .list ul li {
        --width: 64vw;
        width: var(--width);
        padding-top: calc(var(--width) * 298 / 442);
    }

    /* 智慧布局 */
    .layout {
        overflow: hidden;
    }

    .layout img {
        width: 190%;
    }

    /* 旗下企业 */
    .business .slide {
        max-width: unset;
        min-width: unset;
    }

    .business .slide.pc {
        display: none;
    }

    .business .slide.mobile {
        display: block;
    }

    .business .slide .carousel-item ul {
        justify-content: center;
    }

    .business .slide .carousel-item ul li a {
        width: 80vw;
        height: calc(80vw *733 / 597);
    }

    .business .carousel-control-next,
    .business .carousel-control-prev {
        width: 10vw;
    }

    /* 发展战略 */
    .ideas,
    .strategic,
    .campus {
        margin-bottom: 15px;
    }

    /* 合作伙伴 */
    .partner .title {
        margin-bottom: 0;
    }

    .partner .title img {
        height: 23px;
    }

    .partner .sub-title {
        font-size: 16px;
    }

    .partner .sub-title::after {
        left: 100px;
    }

    .partner > .logo-list {
        max-width: unset;
        min-width: unset;
    }

    .logo-list  {
        margin: 0;
        margin-bottom: 10px;
        overflow-x: auto;
    }

    .logo-list ul li  {
        --width: calc(100vw / 3);
        width: var(--width);
        padding-top: var(--width);
    }

    /* 企业荣誉 */
    .honor {
        padding-bottom: 30px;
    }

    .honor .slide {
        max-width: unset;
        min-width: unset;
    }

    .honor .slide.pc {
        display: none;
    }

    .honor .slide.mobile {
        display: block;
    }

    .honor .slide .carousel-item ul {
        justify-content: center;
    }

    .honor .slide .carousel-item ul li {
        width: 80vw;
        height: calc(80vw * 408 / 605);
    }

    .honor .carousel-control-next,
    .honor .carousel-control-prev {
        width: 10vw;
    }

    /* 体系认证 */
    .certification ul {
        max-width: unset;
        min-width: unset;
        padding: 0 10px;
    }

    .certification ul li {
        width: 33.33333333%;
        padding: 10px;
    }
}