@media (max-width:768px) {
    .banner {
        max-width: 540px;
        padding: 0 15px;
    }

    .main {
        max-width: 540px
    }

    /* banner内容 */
    .banner-left-explain {
        /* float: left; */
        /* position: absolute; */
        margin-left: 5px;
        margin-top: 5px;
        /* width: 50%; */
    }

    .explain-title {
        font-size: 25px;
    }

    .explain-titleBlue {
        padding-right: 0px;
        font-weight: bold;
        color: #0078ff;
    }

    .explain-titleBlack {
        font-weight: bold;
        color: #000000;
    }

    .explain-intro {
        margin-top: 5px;
        font-size: 14px;
        line-height: 30px;
        color: #112B5E;
        /* width: 210px; */
    }

    .banner-right {
        display: none;
    }

    .banner-right-banner2 {
        margin-top: 20px;
    }

    /* 产品简介 */

    .intro {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .intro-title {
        margin-bottom: 15px;
        font-size: 24px;
        color: #193C7F;
        font-weight: bold;
    }

    .intro-content {
        background: url(../jkgl/img2/introBg.png);
        width: 100%;
        /* height: 246px; */
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .content-text {
        height: 100%;
        padding: 15px;
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .content-text p {
        margin-bottom: 10px;
    }

    .content-img {
        width: 280px;
        height: 172px;
    }

    /* wrapBox盒子 */
    .gridBox {
        margin-top: 60px;
        width: 100%;
    }

    .gridBox .gridBox-titlt {
        font-size: 34px;
        color: #193C7F;
        font-weight: bold;
        text-align: center;
    }

    .gridBox .gridBox-eng {
        margin-top: 10px;
        font-size: 18px;
        color: #9BA7C5;
        font-weight: 500;
        line-height: 30px;
        letter-spacing: 10px;
        text-align: center;
    }


    /* 应用场景 */
    .gridBox .gridBox-scene {
        margin-top: 12px;
        background: url(../jkgl/img2/sceneBg.png);
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-around;
    }

    .gridBox .gridBox-scene .scene-item {
        padding: 28px 0 49px;
        width: 100%;
    }

    .item-img {
        width: 100%;
        display: flex;
        justify-content: center;
    }

    .item-img img {
        width: 242px;
        height: 177px;
    }

    .gridBox .gridBox-scene .scene-item h1 {
        margin: 30px 0 12px;
        font-size: 20px;
        color: #2E466F;
        text-align: center;
        line-height: 35px;
        text-decoration-line: underline;
    }

    .item-content {
        padding: 0 30px;
    }

    .item-content p {
        font-size: 14px;
        color: #10203D;
        line-height: 21px;
    }

    /* 功能与应用场景 */
    .gridBox-use {
        margin-top: 60px;
    }

    .use-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-between;
    }

    .use-item-reverse {
        display: flex;
        flex-direction: column-reverse;
    }

    .item-info {
        flex: 1;
        /* margin-right: 100px; */
    }

    .item-info h1 {
        margin-bottom: 12px;
        font-size: 20px;
        font-weight: bold;
        color: #10203D;
        line-height: 35px;
        text-decoration-line: underline;
    }

    .item-info ul {
        list-style: disc;
    }

    .item-info li {
        margin-left: 17px;
        list-style: disc;
    }

    .item-info li p {
        font-size: 18px;
        color: #435470;
        line-height: 30px;
    }

    .item-image1 img {
        margin-top: 20px;
        width: 100%;
        /* height: 252px; */
    }

    .item-image2 img {
        margin-top: 20px;
        width: 100%;
        /* height: 252px; */
    }

    /* 合作案例 */
    .gridBox-case {
        grid-template-columns: repeat(2, 1fr);
        gap: 0px;
    }
}

@media (min-width:768px) and (max-width:992px) {
    .banner {
        max-width: 720px
    }

    .main {
        max-width: 720px
    }

    /* banner内容 */
    .banner-left-explain {
        float: left;
        position: absolute;
        margin-left: 20px;
        margin-top: 20px;
        width: 50%;
    }

    .explain-title {
        font-size: 25px;
    }

    .explain-titleBlue {
        padding-right: 0px;
        font-weight: bold;
        color: #0078ff;
    }

    .explain-titleBlack {
        font-weight: bold;
        color: #000000;
    }

    .explain-intro {
        margin-top: 10px;
        font-size: 14px;
        line-height: 30px;
        color: #112B5E;
        width: 370px;
    }

    .banner-right-banner2 {
        display: none;
    }

    /* 产品简介 */

    .intro {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .intro-title {
        margin-bottom: 15px;
        font-size: 24px;
        color: #193C7F;
        font-weight: bold;
    }

    .intro-content {
        background: url(../jkgl/img2/introBg.png);
        width: 100%;
        /* height: 246px; */
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .content-text {
        flex: 1;
        height: 100%;
        padding: 25px 0 25px 28px;
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .content-text p {
        margin-bottom: 10px;
    }

    .content-img {
        width: 280px;
        height: 172px;
    }

    /* wrapBox盒子 */
    .gridBox {
        margin-top: 60px;
        width: 100%;
    }

    .gridBox .gridBox-titlt {
        font-size: 34px;
        color: #193C7F;
        font-weight: bold;
        text-align: center;
    }

    .gridBox .gridBox-eng {
        font-size: 18px;
        color: #9BA7C5;
        font-weight: 500;
        line-height: 50px;
        letter-spacing: 10px;
        text-align: center;
    }

    /* 应用场景 */
    .gridBox .gridBox-scene {
        margin-top: 12px;
        background: url(../jkgl/img2/sceneBg.png);
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-around;
    }

    .gridBox .gridBox-scene .scene-item {
        padding: 28px 0 49px;
        width: 100%;
    }

    .item-img {
        width: 100%;
        display: flex;
        justify-content: center;
    }

    .item-img img {
        width: 242px;
        height: 177px;
    }

    .gridBox .gridBox-scene .scene-item h1 {
        margin: 30px 0 12px;
        font-size: 20px;
        color: #2E466F;
        text-align: center;
        line-height: 35px;
        text-decoration-line: underline;
    }

    .item-content {
        padding: 0 30px;
    }

    .item-content p {
        font-size: 14px;
        color: #10203D;
        line-height: 21px;
    }

    /* 功能与应用场景 */
    .gridBox-use {
        margin-top: 60px;
    }

    .use-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-between;
    }

    .use-item-reverse {
        display: flex;
        flex-direction: column-reverse;
    }

    .item-info {
        flex: 1;
        /* margin-right: 100px; */
    }

    .item-info h1 {
        margin-bottom: 12px;
        font-size: 20px;
        font-weight: bold;
        color: #10203D;
        line-height: 35px;
        text-decoration-line: underline;
    }

    .item-info ul {
        list-style: disc;
    }

    .item-info li {
        margin-left: 17px;
        list-style: disc;
    }

    .item-info li p {
        font-size: 18px;
        color: #435470;
        line-height: 30px;
    }

    .item-image1 img {
        margin-top: 20px;
        width: 560px;
        /* height: 352px; */
    }

    .item-image2 img {
        margin-top: 20px;
        width: 600px;
        /* height: 352px; */
    }

    /* 合作案例 */
    .gridBox-case {
        grid-template-columns: repeat(auto-fill, 205px);
    }
}

@media (min-width:992px) and (max-width:1200px) {
    .banner {
        max-width: 960px
    }

    .main {
        max-width: 960px
    }

    /* banner内容 */
    .banner-left-explain {
        float: left;
        position: absolute;
        margin-left: 50px;
        margin-top: 50px;
        width: 50%;
    }

    .explain-title {
        font-size: 30px;
    }

    .explain-titleBlue {
        padding-right: 0px;
        font-weight: bold;
        color: #0078ff;
    }

    .explain-titleBlack {
        font-weight: bold;
        color: #000000;
    }

    .explain-intro {
        margin-top: 40px;
        font-size: 17px;
        line-height: 44px;
        color: #112B5E;
        width: 470px;
    }

    .banner-right-banner2 {
        display: none;
    }

    /* 产品简介 */
    .intro {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .intro-title {
        margin-bottom: 15px;
        font-size: 24px;
        color: #193C7F;
        font-weight: bold;
    }

    .intro-content {
        background: url(../jkgl/img2/introBg.png);
        width: 100%;
        height: 246px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .content-text {
        flex: 1;
        height: 100%;
        padding: 25px 0 25px 28px;
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .content-img {
        width: 280px;
        height: 172px;
    }

    /* wrapBox盒子 */
    .gridBox {
        margin-top: 60px;
        width: 100%;
    }

    .gridBox .gridBox-titlt {
        font-size: 34px;
        color: #193C7F;
        font-weight: bold;
        text-align: center;
    }

    .gridBox .gridBox-eng {
        font-size: 18px;
        color: #9BA7C5;
        font-weight: 500;
        line-height: 50px;
        letter-spacing: 10px;
        text-align: center;
    }

    /* 应用场景 */
    .gridBox .gridBox-scene {
        margin-top: 12px;
        background: url(../jkgl/img2/sceneBg.png);
        width: 100%;
        height: 610px;
        display: grid;
        grid-template-columns: 280px 280px 280px;
        justify-content: space-evenly;
        grid-column-gap: 20px;
    }

    .gridBox .gridBox-scene .scene-item {
        padding: 28px 0 49px;
        width: 100%;
    }

    .item-img {
        width: 100%;
        display: flex;
        justify-content: center;
    }

    .item-img img {
        width: 242px;
        height: 177px;
    }

    .gridBox .gridBox-scene .scene-item h1 {
        margin: 30px 0 12px;
        font-size: 20px;
        color: #2E466F;
        text-align: center;
        line-height: 35px;
        text-decoration-line: underline;
    }

    .item-content p {
        margin-top: 5px;
        font-size: 14px;
        color: #10203D;
        line-height: 21px;
    }

    /* 功能与应用场景 */
    .gridBox-use {
        margin-top: 60px;
    }

    .use-item {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .item-info {
        flex: 1;
        /* margin-right: 100px; */
    }

    .item-info-wrap {
        margin-right: 100px;
    }

    .item-info-reverse {
        margin-left: 30px;
    }

    .item-info h1 {
        margin-bottom: 12px;
        font-size: 20px;
        font-weight: bold;
        color: #10203D;
        line-height: 35px;
        text-decoration-line: underline;
    }

    .item-info ul {
        list-style: disc;
    }

    .item-info li {
        margin-left: 17px;
        list-style: disc;
    }

    .item-info li p {
        font-size: 18px;
        color: #435470;
        line-height: 30px;
    }

    .item-image1 img {
        width: 460px;
        /* height: 352px; */
    }

    .item-image2 img {
        width: 500px;
        /* height: 352px; */
    }

    /* 合作案例 */
    .gridBox-case {
        grid-template-columns: repeat(auto-fill, 205px);
    }
}

@media (min-width:1200px) {
    /* .banner {
        max-width: 1140px
    } */

    .main {
        max-width: 1140px
    }

    /* banner内容 */
    .banner {
        background: url(../jkgl/img2/bg1.png);
        width: 100%;
        /* height: 500px; */
    }

    .banner-left-explain {
        /* float: left; */
        position: absolute;
        margin-left: 220px;
        margin-top: 170px;
        width: 50%;
    }

    .explain-title {
        font-size: 40px;
    }

    .explain-titleBlue {
        padding-right: 0px;
        font-weight: bold;
        color: #0078ff;
    }

    .explain-titleBlack {
        font-weight: bold;
        color: #000000;
    }

    .explain-intro {
        margin-top: 50px;
        font-size: 22px;
        line-height: 36px;
        color: #112B5E;
        width: 570px;
    }

    .banner-right-banner2 {
        display: none;
    }


    /* 核心内容 */

    .intro {
        display: flex;
        align-items: center;
        box-sizing: border-box;
    }

    .intro-title {
        flex: 1;
        font-size: 24px;
        color: #193C7F;
        font-weight: bold;
    }

    .intro-content {
        background: url(../jkgl/img2/introBg.png);
        width: 984px;
        height: 246px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .content-text {
        flex: 1;
        height: 100%;
        padding: 25px 0 25px 28px;
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .content-img {
        width: 280px;
        height: 172px;
    }

    /* wrapBox盒子 */
    .gridBox {
        margin-top: 100px;
        width: 100%;
    }

    .gridBox .gridBox-titlt {
        font-size: 34px;
        color: #193C7F;
        font-weight: bold;
        text-align: center;
    }

    .gridBox .gridBox-eng {
        font-size: 18px;
        color: #9BA7C5;
        font-weight: 500;
        line-height: 50px;
        letter-spacing: 10px;
        text-align: center;
    }

    /* 应用场景 */
    .gridBox .gridBox-scene {
        margin-top: 12px;
        background: url(../jkgl/img2/sceneBg.png);
        width: 100%;
        height: 610px;
        display: grid;
        grid-template-columns: 280px 280px 280px;
        justify-content: space-evenly;
        /* grid-column-gap: 20px; */
    }

    .gridBox .gridBox-scene .scene-item {
        padding: 28px 0 49px;
        width: 100%;
    }

    .item-img {
        width: 100%;
        display: flex;
        justify-content: center;
    }

    .item-img img {
        width: 242px;
        height: 177px;
    }

    .gridBox .gridBox-scene .scene-item h1 {
        margin: 5px 0 12px;
        font-size: 20px;
        color: #435470;
        text-align: center;
        line-height: 35px;
        text-decoration-line: underline;
    }

    .item-content p {
        margin-top: 8px;
        font-size: 14px;
        color: #545050;
        line-height: 25px;
    }

    /* 功能与应用场景 */
    .gridBox-use {
        margin-top: 60px;
    }

    .use-item {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .item-info {
        flex: 1;
        /* margin-right: 100px; */
    }

    .item-info-wrap {
        margin-right: 100px;
    }

    .item-info-reverse {
        margin-left: 30px;
    }

    .item-info h1 {
        margin-bottom: 12px;
        font-size: 20px;
        font-weight: bold;
        color: #10203D;
        line-height: 35px;
        text-decoration-line: underline;
    }

    .item-info ul {
        list-style: disc;
    }

    .item-info li {
        margin-left: 17px;
        list-style: disc;
    }

    .item-info li p {
        font-size: 16px;
        color: #42587c;
        line-height: 30px;
    }

    .item-image1 img {
        width: 660px;
        /* height: 452px; */
    }

    .item-image2 img {
        width: 700px;
        /* height: 452px; */
    }

    /* 解决方案 */
    .gridBox-solution {
        margin-top: 40px;
    }

    .solution-img img {
        width: 100%;
        height: 157px;
    }

    /* 合作案例 */
    .gridBox-case {
        grid-template-columns: repeat(auto-fill, 205px);
    }
}

.banner {
    margin-right: auto;
    margin-left: auto;
}

.main {
    /* margin-top: 210px; */
    margin-right: auto;
    margin-left: auto;
    padding: 0 15px;
}



/* 核心功能 */
.gridBox-core {
    display: grid;
    grid-template-columns: repeat(auto-fill, 350px);
    /* 每行三个等宽的列 */
    gap: 30px;
    /* 设置网格项之间的间隔为30px，这将同时影响行和列之间的间隔 */
    justify-content: center;
}

.core-item {
    height: 226px;
    padding: 30px 48px 20px;
}

.core-item h1 {
    margin-top: 10px;
    margin-left: 50px;
    font-size: 20px;
    font-weight: bold;
    color: #2E466F;
    line-height: 35px;
}

.core-item p {
    margin-top: 7px;
    font-weight: 500;
    font-size: 13px;
    color: #435470;
    line-height: 21px;
}

/* 价值与优势 */
.gridBox-advantage {
    display: grid;
    grid-template-columns: repeat(auto-fill, 350px);
    /* 每行三个等宽的列 */
    gap: 30px;
    /* 设置网格项之间的间隔为30px，这将同时影响行和列之间的间隔 */
    justify-content: center;
}

.advantage-item {
    height: 226px;
    padding: 30px 0 20px 48px;
}

.advantage-item h1 {
    margin-top: 8px;
    margin-left: 45px;
    font-size: 18px;
    font-weight: bold;
    color: #2E466F;
    line-height: 35px;
}

.advantage-item p {
    margin-top: 15px;
    padding-right: 48px;
    font-weight: 500;
    font-size: 13px;
    color: #435470;
    line-height: 21px;
}

/* 合作案例 */
.gridBox-case {
    margin-top: 40px;
    display: grid;
    /* grid-template-columns: repeat(auto-fill, 205px); */
    /* 每行三个等宽的列 */
    /* gap: 20px; */
    /* 设置网格项之间的间隔为30px，这将同时影响行和列之间的间隔 */
    justify-content: center;
}

.case-img img {
    /* height: 105px; */
}