@media only screen and (min-width: 700px) {
    #home .el-carousel {
        height: 90vh;
        width: 100vw;
        overflow-y:hidden;
    }

    #home .runimg1 {
        display: none;
    }

    .el-carousel__item:nth-child(2n) {
        background-image: url('../assets/back2.jpg');
        background-repeat: no-repeat;
        background-size: 100vw 90vh;
        background-position: 0px 0px;
    }

    .el-carousel__item:nth-child(2n+1) {
        background-image: url('../assets/back1.jpg');
        background-repeat: no-repeat;
        background-size: 100vw 90vh;
        background-position: 0px 0px;
    }

    .runimg {
        position: relative;
        left: 0;
        z-index: 0;
        width: 100vw;
        /* background-size: 500px; */
    }

    .shownumber {
        margin-top: 50px;
        position: relative;
        display: flex;
    }

    .shownumber .con1 {
        margin-left: 5vw;
        width: 370px;
        height: auto;
        /* background-color: aquamarine; */
    }

    .shownumber .con2 {
        width: 370px;
        height: auto;
        /* background-color: aquamarine; */
    }

    .shownumber .con3 {
        width: 370px;
        height: auto;
        /* background-color: aquamarine; */
    }

    .shownumber .con4 {
        width: 370px;
        height: auto;
        /* background-color: aquamarine; */
    }

    .shownumber .a1 {
        font-size: 50px;
        color: rgba(68, 68, 68, 1);
        font-weight: 300;
        position: relative;
        text-align: center;
        /* margin-left: 100px; */
        /* background-color: aqua; */
    }

    .shownumber .a2 {
        /* margin-top: 30px; */
        /* background-color: blueviolet; */
        font-size: 50px;
        color: rgba(68, 68, 68, 1);
        font-weight: 300;
        font-size: 18px;
    }

    .shownumber .a3 {
        text-align: center;
        font-weight: 100;
    }


    .img {
        position: relative;
        top: -50px;
        /* background-color: aqua; */
        display: inline;
    }

    .img img {
        margin-left: 450px;
    }

    /* 关于我们 */
    .aboutus {
        /* height: ; */
        position: relative;
        margin-left: 10vw;
        margin-top: 100px;
        /* border-bottom: 1px solid black; */
    }

    .aboutus div {
        display: inline;
    }

    .aboutus .left {
        position: absolute;
        top: 0px;
        left: 0px;
        width: 30vw;
        height: auto;
    }

    .aboutus .left .eng {
        font-size: 36px;
    }

    .aboutus .left span {
        color: rgb(68, 68, 68);
        display: inline-block;
        font-size: 26px;
        line-height: 48px;
        font-weight: 100;
    }

    .aboutus .right {
        position: absolute;
        top: 0px;
        left: 479px;
        width: 50vw;
        height: auto;
        animation: auto ease 0s 1 normal none running none;
    }

    .aboutus .right span {
        font-size: 14px;
        line-height: 35px;
        color: rgb(119, 119, 119);
    }

    .aboutus button {
        position: absolute;
        top: 150px;
        left: 479px;
        width: 160px;
        border: 15px solid transparent;
        margin-top: -10px;
        margin-left: -10px;
        animation: auto ease 0s 1 normal none running none;
        background-color: #FFC001;
        color: #FEFEFE;
        cursor: pointer;
        font-family: 微软雅黑;
    }

    /* 中间横线 */
    .line {
        position: relative;
        width: 99.5%;
        height: 0px;
        border-style: solid;
        border-width: 0.5px;
        border-color: #ebebeb;
        margin-top: 350px;
    }

    /* 产品展示部分css */
    .business {
        position: relative;
        top: 100px;
        left: 10vw;
        height: 700px;
        width: 80vw;
        overflow-y: hidden;
    }

    .business .title .eng {
        color: rgb(68, 68, 68);
        font-size: 36px;
        font-weight: 300;
    }

    .business .title .chi {
        color: rgb(68, 68, 68);
        font-size: 26px;
        font-weight: 100;
        line-height: 60px;
    }

    .select div {
        width: 100px;
        height: 50px;
        background-color: #f0f0f0;
        color: #777777;
        font-size: 16px;
        margin: 0px 15px 20px 8px;
        padding: 0px 24px;
        text-align: center;
        line-height: 50px;
        font-weight: 100;
    }

    .select .selectdiv1 {
        position: absolute;
        display: inline;
        margin-top: -50px;
        margin-left: 720px;
        background-color: #FFC001;
        color: #FEFEFE;
    }

    .select .selectdiv11 {
        position: absolute;
        display: inline;
        margin-top: -50px;
        margin-left: 720px;
    }

    .select .selectdiv2 {
        position: absolute;
        display: inline;
        margin-top: -50px;
        margin-left: 900px;
        background-color: #FFC001;
        color: #FEFEFE;
    }

    .select .selectdiv22 {
        position: absolute;
        display: inline;
        margin-top: -50px;
        margin-left: 900px;
    }

    .select .selectdiv3 {
        position: absolute;
        display: inline;
        margin-top: -50px;
        margin-left: 1080px;
        background-color: #FFC001;
        color: #FEFEFE;
    }

    .select .selectdiv33 {
        position: absolute;
        display: inline;
        margin-top: -50px;
        margin-left: 1080px;

    }

    .select .selectdiv4 {
        position: absolute;
        display: inline;
        margin-top: -50px;
        margin-left: 1260px;
        background-color: #FFC001;
        color: #FEFEFE;
    }

    .select .selectdiv44 {
        position: absolute;
        display: inline;
        margin-top: -50px;
        margin-left: 1260px;

    }

    .top {
        position: absolute;
        display: inline;

    }

    .project {
        float: left;
    }

    .project a {
        text-decoration: none;
    }

    .select {
        display: inline;
    }

    .project {
        position: absolute;
        top: 49px;
        left: 0px;
        width: 1440px;
        height: 454px;
        margin-top: 100px;
    }

    /* .threespecies #img2
{
    display: none;
}
.threespecies #img3
{
    display: none;
} */
    .threeimgs {
        float: left;
        display: flex;
        flex-wrap: wrap;
        white-space: normal;
        text-align: center;
    }

    .threeimgs span {
        color: #777777;
        line-height: 30px;
    }

    .threeimgs div {
        width: 440px;
        margin-left: 18px;
        margin-right: 18px;
        padding-left: 0px;
        padding-right: 0px;
        margin-top: 5px;
        margin-bottom: 5px;
        padding-top: 0px;
        padding-bottom: 0px;
        /* background-color: aqua; */
    }

    .threeimgs img {
        width: 450px;
        height: 383px;
        /* height: 420px; */
        /* background-color: aqua; */
        object-fit: contain;
    }

    .more button {
        position: absolute;
        top: 501px;
        left: 640px;
        width: 160px;
        border: 15px solid transparent;
        margin-top: -10px;
        margin-left: -10px;
        animation: auto ease 0s 1 normal none running none;
        background-color: #FFC001;
        color: #FEFEFE;
        cursor: pointer;
        font-family: 微软雅黑;
    }

    /* 项目优势 */
    .advantage {
        position: relative;
        z-index: -1;
        height: 400px;
        width: 100vw;
        top: 200px;
    }

    .advantage .background {
        position: absolute;
        top: 0;
        left: 0;
        width: 100vw;
        height: 400px;
        z-index: 0;
        /* background: url("https://28402026.s61i.faiusr.com/2/AD0I6sLFDRACGAAg1_bbjQYo0-Pu3wcwgA84kAM.jpg.webp"); */
    }

    .advantage .text {
        position: absolute;
        z-index: 1;
        top: 122px;
        left: 10vw;
        width: 30vw;
        height: auto;
    }

    .advantage .text .eng {
        color: #444444;
        font-size: 36px;
        font-weight: 300;
        line-height: 45px;
    }

    .advantage .text .chi {
        color: rgb(68, 68, 68);
        font-size: 26px;
        font-weight: 300;
        line-height: 45px;
    }
    .advantage .threeadvantage
    {
        position: absolute;
        left: 40vw;
        width: 50vw;
        background-color: aqua;
    }
    .whiteimg1 {
        position: absolute;
        z-index: 1;
        top: 90px;
        right: 480px;
        width: 277px;
    }

    .whiteimg2 {
        position: absolute;
        z-index: 1;
        top: 90px;
        right: 190px;
        width: 277px;
    }

    .whiteimg3 {
        position: absolute;
        z-index: 1;
        top: 90px;
        right: -100px;
        width: 277px;
    }

    .icon1 {
        position: absolute;
        z-index: 2;
        top: 100px;
        right: 660px;
    }

    .icon2 {
        position: absolute;
        z-index: 2;
        top: 98px;
        right: 370px;
    }

    .icon3 {
        position: absolute;
        z-index: 2;
        top: 100px;
        right: 80px;
    }

    .titlename1 {
        font-size: 16px;
        color: rgb(68, 68, 68);
        position: absolute;
        z-index: 2;
        top: 190px;
        right: 690px;
    }

    .titlename2 {
        font-size: 16px;
        color: rgb(68, 68, 68);
        position: absolute;
        z-index: 2;
        top: 190px;
        right: 400px;
    }

    .titlename3 {
        font-size: 16px;
        color: rgb(68, 68, 68);
        position: absolute;
        z-index: 2;
        top: 190px;
        right: 110px;
    }

    .titletext1 {
        font-size: 14px;
        color: rgb(119, 119, 119);
        position: absolute;
        z-index: 2;
        top: 220px;
        right: 500px;
        width: 230px;
    }

    .titletext2 {
        font-size: 14px;
        color: rgb(119, 119, 119);
        position: absolute;
        z-index: 2;
        top: 220px;
        right: 210px;
        width: 230px;
    }

    .titletext3 {
        font-size: 14px;
        color: rgb(119, 119, 119);
        position: absolute;
        z-index: 2;
        top: 220px;
        right: -80px;
        width: 230px;
    }

    /* 视频部分 */
    .case {
        position: relative;
        top: 280px;
        width: 100vw;
    }

    .casetext div {
        width:100vw;
        text-align: center;
    }

    .casetext .eng {
        color: #444444;
        font-size: 36px;
        font-weight: 300;
        text-align: center;
        line-height: 45px;
    }

    .casetext .chi {
        color: #444444;
        font-size: 26px;
        font-weight: 100;
        text-align: center;
        line-height: 45px;
    }

    .casetext .detail {
        width: 1900px;
        color: #444444;
        font-size: 14px;
        font-weight: 100;
        text-align: center;
        line-height: 80px;
    }

    /* 新闻资讯 */
    #home .news {
        position: relative;
        /* margin-top: 100px; */
        top: 1300px;
        width: 100vw;
        height: auto;
    }
    #home .news .threenews{
        position: relative;
        left: 10vw;
    }
    #home .news .title {
        position: absolute;
        top: 100px;
        left: 10vw;
        width: 484px;
        height: auto;
        animation: auto ease 0s 1 normal none running none;

    }

    #home .news .title .eng {
        text-align: left;
        color: #444444;
        font-size: 36px;
        font-weight: 300;
    }

    #home .news .title .chi {
        line-height: 45px;
        text-align: left;
        color: rgb(68, 68, 68);
        font-size: 26px;
        font-weight: 100;

    }

    #home .news .threenews .new1 .background {
        position: absolute;
        z-index: -1;
        top: 1px;
        left: 0px;
        width: 380px;
    }

    #home .new1 {
        position: absolute;
        top: 238px;
        left: 0px;
        width: 380px;
    }

    #home .new1 .newtitle {
        margin-top: 20px;
        margin-left: 20px;
        font-size: 16px;
        color: #333;
        text-decoration: none;

    }

    #home .new1 .newdetail {
        margin-left: 20px;
        line-height: 26px;
        color: #666;
        white-space: normal;
        margin-top: 14px;
        font-size: 14px;
    }

    #home .new1 .newtime {
        margin-left: 20px;
        line-height: 26px;
        color: #666;
        white-space: normal;
        margin-top: 30px;
        font-size: 14px;
    }

    #home .news .threenews .new2 .background {
        position: absolute;
        z-index: -1;
        top: 1px;
        left: 0px;
        width: 380px;
    }

    #home .new2 {
        position: absolute;
        top: 238px;
        left: 420px;
        width: 380px;
    }

    #home .new2 .newtitle {
        margin-top: 20px;
        margin-left: 20px;
        font-size: 16px;
        color: #333;
        text-decoration: none;

    }

    #home .new2 .newdetail {
        margin-left: 20px;
        line-height: 26px;
        color: #666;
        white-space: normal;
        margin-top: 14px;
        font-size: 14px;
    }

    #home .new2 .newtime {
        margin-left: 20px;
        line-height: 26px;
        color: #666;
        white-space: normal;
        margin-top: 30px;
        font-size: 14px;
    }

    #home .news .threenews .new3 .background {
        position: absolute;
        z-index: -1;
        top: 1px;
        left: 0px;
        width: 380px;
    }

    #home .new3 {
        position: absolute;
        top: 238px;
        left: 840px;
        width: 380px;
    }

    #home .new3 .newtitle {
        margin-top: 20px;
        margin-left: 20px;
        font-size: 16px;
        color: #333;
        text-decoration: none;

    }

    #home .new3 .newdetail {
        margin-left: 20px;
        line-height: 26px;
        color: #666;
        white-space: normal;
        margin-top: 14px;
        font-size: 14px;
    }

    #home .new3 .newtime {
        margin-left: 20px;
        line-height: 26px;
        color: #666;
        white-space: normal;
        margin-top: 30px;
        font-size: 14px;
    }

    #home .news .newimg {
        width: 380px;
        height: 270px;
    }
    #home .news .background img
    {
        width: 380px;
        height: 500px;
    }
}