@media (max-width: 768px) {
    .ptb-px30 {
        padding-top: 15px;
        padding-bottom: 15px;
    }
    .ptb-px50 {
        padding-top: 20px;
        padding-bottom: 20px;
    }
    .pt-px60 {
        padding-top: 20px;
    }
    .mlr-12 {
        margin-left: 12px;
        margin-right: 12px;
    }
    .mt-px40 {
        margin-top: 15px;
    }
    .mt-px60 {
        margin-top: 20px;
    }
    .font-s48,.font-s40,.font-s34,.font-s28 {
        font-size: 18px;
    }
    .font-s30 {
        font-size: 16px;
    }
    .font-s26,.font-s24 {
        font-size: 14px;
    }
    .tit-underline::after {
        height: 6px;
    }
    h3 > .font-s18.ver-top {
        font-size: 12px;
    }
    .box-w {
        width: 100%;
    }

    /* 顶部 */
    .header {
        text-align: center;
        height: 60px;
    }
    .header > .box-w > a > img {
        height: 30px;
        margin-left: 12px;
    }
    .header > .box-w > a.color-blue.dis-none {
        display: block;
    }

    /* 导航按钮 */
    .menu-switch {
        width: 44px;
        height: 60px;
        float: right;
        display: block;
    }
    .menu-switch > i {
        width: 20px;
        height: 20px;
        margin-top: 20px;
        display: inline-block;
        background: url(../images/cs/cs-ico30.png) no-repeat right top;
        background-size: 50px;
    }
    .menu-switch.cross > i {
        background-position: left top;
    }

    /* 导航菜单 */
    .menu {
        display: none;
        padding: 10px 2px;
        background-color: rgba(52,52,52,.9);
    }
    .menu > li {
        width: 33.33%;
        padding: 0;
    }
    .menu > li > a {
        line-height: 40px;
        color: #fff;
        margin: 10px;
        border-radius: 4px;
        background-color: #2E2E2E;
    }
    .menu > li > a.true-a {
        color: #fff;
        background-color: #2468f2;
        border: 0 none;
    }

    /* banner */
    .m-ban > .box-w > div {
        width: 100%;
        padding: 0 0 0 12px;
        margin: 0;
        box-sizing: border-box;
    }
    .m-ban > .box-w > div > h2 {
        margin: 15px 0;
    }
    .m-ban1 {
        background: #eef3f9 url(../images/cs/cs-img2.jpg) no-repeat right center;
        background-size: auto 90px;
    }
    .m-ban2 {
        padding: 0;
        height: 124px;
        background: #060b0f url(../images/cs/cs-img13.jpg) no-repeat center center;
        background-size: auto 124px;
    }
    .m-ban2 > div.pos-rel > div.color-fff {
        height: 124px;
        position: absolute;
        left: 0;
        right: 0;
        z-index: 20;
        padding: 0;
        text-align: center;
        background-color: rgba(0,0,0,.3);
    }
    .m-ban2 > div.pos-rel > div.color-fff > img {
        width: 120px;
    }
    .m-ban2 > div.pos-rel > div.color-fff > h2 {
        width: auto;
        margin-top: 0;
    }
    .m-ban2 .sky-img1 {
        height: 200px;
        top: -30px;
        right: 20px;
    }
    .m-ban2 .sky-img2 {
        height: 124px;
        top: 0;
        right: 30px;
    }
    .m-ban3 {
        background: #eef3f9 url(../images/cs/cs-img22.png) no-repeat right center;
        background-size: auto 90px;
    }
    .m-ban3 > .box-w > div > h2 {
        width: 180px;
    }
    .m-ban3 > .box-w > div > h2 > span {
        margin-left: -10px;
    }
    .m-ban4 {
        background: #eef3f9 url(../images/cs/cs-img19.jpg) no-repeat right center;
        background-size: auto 90px;
    }
    .m-ban5 {
        background: #eef3f9 url(../images/cs/cs-img4.jpg) no-repeat right center;
        background-size: auto 90px;
    }
    .m-d-hide,.m-ban > .box-w > div > p,.m-ban > .box-w > img.pull-right,.demand > li > p,.demand > li br,.pain-spot li p,.bg-vortex > div > p.mt-px20,.shadow-block > li > p,.highlights-list > li > p {
        display: none;
    }
    
    /* 搜索引擎旋涡 */
    .bg-vortex {
        height: 150px;
        margin-top: 60px;
        background-size: cover;
        background-position: -10px center;
    }
    .bg-vortex .rotate-file {
        left: 0;
        margin-left: 0;
        height: 150px;
    }
    .bg-vortex .rotate-cloud {
        width: 300px;
        height: 300px;
        top: -60px;
        left: 30px;
        margin-left: 0;
    }
    .bg-vortex > div.color-fff {
        top: 0;
        left:0;
        right: 0;
        z-index: 20;
        height: 150px;
        padding-top: 37px;
        text-align: center;
        box-sizing: border-box;
        background-color: rgba(0,0,0,.3);
    }
    .bg-vortex > div.color-fff > p.font-s26 {
        font-weight: normal;
        margin-top: 0;
    }

    /* 痛点 */
    .pain-spot {
        max-width: 340px;
        height: 138px;
        padding-top: 30px;
        background-size: auto 138px;
    }
    .pain-spot li:first-child {
        top: 50px;
        margin-left: -18px;
    }
    .pain-spot li:not(:first-child) {
        width: auto;
        margin-left: 0;
    }
    .pain-spot li h4 {
        margin-left: 0 !important;
        font-size: 12px;
    }
    .pain-spot li:nth-child(2) {
        height: 72px;
        margin-left: 30px;
    }
    .pain-spot li:nth-child(3) {
        height: 72px;
        float: right;
        margin-left: auto;
        margin-right: 35px;
    }
    .pain-spot li:nth-child(4) {
        margin-left: -5px;
        clear: both;
    }
    .pain-spot li:nth-child(5) {
        float: right;
        margin-right: 5px;
    }

    /* 需求 */
    .demand > li:first-child {
        width: 60px;
        line-height: 60px;
        margin-top: -30px;
        margin-left: -30px;
    }
    .demand > li:not(:first-child) {
        width: 44%;
        height: 150px;
        padding: 0 15px 0 20px;
        box-sizing: border-box;
    }
    .demand > li.mr-px40 {
        margin-right: 4%;
        margin-left: 4%;
    }
    .demand > li.mt-px40 {
        margin-top: 10px;
    }
    .demand > li > h4 {
        font-size: 16px;
        margin-top: 0;
    }
    .demand > li > img {
        width: 100px;
        display: block;
        float: none;
        margin: -8px auto -8px;
    }
    .demand > li:nth-child(odd) > img {
        position: relative;
        left: -10px;
    }
    
    /* 页面banner */
    .page-banner {
        max-width: 375px;
        height: 175px;
        padding-top: 10px;
        margin: 0 auto;
        background-size: 246px 165px;
        background-position: 85% center, center center;
    }
    .page-banner > li {
        max-width: 375px;
        margin: 0 auto 10px;
    }
    .page-banner > li > img:first-child {
        width: 40px;
        margin-left: 5%;
    }
    .page-banner > li > img:last-child {
        width: 16%;
        margin: 0;
    }
    .page-banner > li:last-child > img:last-child {
        width: 63%;
    }


    /* 两列阴影列表 */
    .shadow-block.mt-px70 {
        margin-top: 15px;
    }
    .shadow-block > li {
        width: 44%;
        height: 110px !important;
        padding: 20px 0 0;
        margin: 0 0 0 4%;
    }
    .shadow-block > li:first-child,.shadow-block > li:nth-child(2) {
        margin-bottom: 15px;
    }
    .shadow-block > li > div.mt-75 {
        margin-top: 0;
    }
    .shadow-block > li > div > img {
        height: 40px;
    }
    .shadow-block.mt-px70 > li > div > img {
        height: 50px;
        margin-top: -5px;
    }
    .shadow-block > li > h4 {
        font-size: 14px;
        margin-top: 5px;
    }

    /* 功能概览 */
    .function-overview > li {
        width: 50%;
        height: 382px;
    }
    .function-overview > li:nth-child(1),.function-overview > li:nth-child(2){
        margin-bottom: 15px;
    }
    .function-overview > li:nth-child(even){
        border: 0 none;
    }
    .function-overview > li > img {
        height: 40px;
    }
    .function-overview > li > h4 {
        font-size: 16px;
        margin-top: 0;
    }
    .function-overview > li > div,.function-overview > li > p {
        /* display: none; */
        margin-top: 0;
    }

    /* 产品演示 */
    .browser {
        margin-left: 12px;
        margin-right: 12px;
        padding-top: 30px;
        background-size: 30px;
        background-position: 12px 12px;
    }
    .browser a {
        font-size: 14px;
        line-height: 40px;
        display: none;
    }

    /* 技术创新亮点 */
    .highlights-list > li {
        width: 44%;
        height: 120px;
        text-align: center;
        margin: 0 0 0 4%;
        padding: 20px 10px 0;
        border-radius: 10px;
        box-sizing: border-box;
        box-shadow: 0 0 5px 2px rgba(1, 114, 252, .15);
    }
    .highlights-list > li > h4 {
        font-size: 14px;
        margin-top: 5px;
    }
    .highlights-list > li:nth-child(3), .highlights-list > li:nth-child(4) {
        margin-top: 15px;
        margin-bottom: 15px;
    }

    /* 典型应典型用场景 */
    .scene-list > li {
        height: 255px !important;
        padding: 0 0 0 12px;
    }
    .scene-list > li:nth-child(2) {
        width: 44% !important;
    }
    .scene-list > li > h4 {
        font-size: 16px;
        line-height: 40px;
        margin: 0 0 0 -12px;
    }
    .scene-list > li > ul:nth-child(2) {
        display: none;
    }
    .scene-list > li > ul:not(:nth-child(2)) {
        height: auto !important;
        margin-top: 2px;
        line-height: 22px;
    }
    .scene-list > li > h5 {
        font-size: 14px;
        margin-top: 12px;
    }

    /* 成功案例 */
    .switch-tab {
        border-radius: 0;
        background-color: transparent;
    }
    .switch-tab a {
        width: auto;
        font-size: 14px;
        line-height: 36px;
        margin: 5px;
        padding: 0 15px;
        background-color: #f3f8ff;
    }
    .typ-cus li {
        width: 28%;
        height: 40px;
        overflow: hidden;
        margin: 10px 0 0 4%;
    }
    .typ-cus li img {
        height: 40px;
    }

    /* 试用流程 */
    .process-list {
        width: 100%;
        height: auto;
        border: 0 none;
        margin-top: 15px;
        overflow: hidden;
    }
    .process-list > li {
        width: 38%;
        float: left !important;
        margin-left: 8% !important;
        margin-top: 0;
        margin-right: 0 !important;
    }
    .process-list > li::after {
        display: none;
    }
    .process-list > li:nth-child(1),.process-list > li:nth-child(2) {
        margin-bottom: 15px;
    }
    .process-list > li > strong {
        width: 50px;
        line-height: 50px;
        font-size: 16px;
        background-size: 50px;
    }
    .process-list > li > h5 {
        margin-top: 5px;
        font-size: 16px;
    }
    .process-list > li > p {
        font-size: 12px;
        margin-top: 5px;
    }

    /* 联系方式 */
    .contact {
        margin-top: 0;
    }
    .contact > div {
        width: 94% !important;
        height: auto !important;
        float: none;
        margin-left: 3%;
        padding-left: 12px;
        padding-right: 12px;
        margin-top: 15px;
    }
    .contact > div > h4 {
        text-align: center;
    }
    .contact > div > h5 {
        font-size: 16px;
        margin-top: 15px;
    }
    .contact > div > p {
        font-size: 14px;
        margin-top: 5px;
        line-height: 26px;
    }
    .contact > div:first-child ul {
        margin-right: 0;
    }
    .contact > div:nth-child(2) > ul {
        margin-top: 10px;
    }
    .contact > div:nth-child(2) > ul > li {
        width: 50%;
        margin-left: 0;
    }
    .contact > div:nth-child(2) > ul > li > p {
        font-size: 12px;
    }
    .contact > div:nth-child(2) > ul > li > img {
        width: 100px;
        margin-top: 5px;
    }
    .contact > div:last-child > ul {
        padding-top: 5px;
    }
    .contact > div:last-child > ul > li {
        margin: 10px 0 0;
    }
    .contact > div:last-child > ul > li > span {
        width: 25%;
    }
    .contact > div:last-child > ul > li > span,.contact > div:last-child > ul > li > span > strong {
        font-size: 14px;
    }
    .contact > div:last-child > ul > li > .default-form {
        width: 75%;
        height: 40px;
        line-height: 40px;
        font-size: 14px;
    }
    .contact > div:last-child > ul > li > textarea.default-form {
        line-height: 26px;
        height: 100px;
    }
    .contact > div:last-child > ul > li > .blue-btn {
        width: 100%;
        line-height: 44px;
        font-size: 16px;
    }
    
    /* 底部 */
    .footer .footer-main {
        width: 100%;
        font-size: 12px;
        margin: -20px 0;
    }
    .footer .footer-main p {
        float: none;
        text-align: center;
        line-height: 20px;
    }
}