@media screen and (max-width: 750px) {
    .main{
        width:6.9rem;

    }
    html{
        height:100%;
    }
    body{

    }
    .body{
        width:100%;
        overflow:hidden;
        height: auto;
    }
    .banner{
        position:relative;
        height:8.6rem;
        background: url(../images/banner_m.png) no-repeat center;
        background-size: auto 100%;
    }
    .banner img.title{
        display:none;
    }
    .banner img.title_m{
        display:block;
        width:96%;
        top:1.2rem;
        left:50%;
        margin-left:-48%;
    }
    .banner img.xuanzhuan {
        top: 0.56rem;
        left: 50%;
        margin-left: -40%;
        width: 80%;
    }
    .banner img.yun1 {
        top: 0.8rem;
        left: 50%;
        margin-left: -3.5rem;
        animation: yun1 20s linear infinite;
        width:1rem;
        height:auto;
    }
    @keyframes yun1 {
        0%{
            margin-left:-3.5rem;
        }
        50%{
            margin-left:-2rem;
        }
        100%{
            margin-left:-3.5rem;
        }
    }
    .banner img.yun2 {
        width: 1.4rem;
        top: 0.4rem;
        left: 50%;
        margin-left: 1.6rem;
        animation: yun2 20s linear infinite;
    }
    @keyframes yun2 {
        0%{
            margin-left:1.6rem;
        }
        50%{
            margin-left:2.6rem;
        }
        100%{
            margin-left:1.6rem;
        }
    }
    .ztn1 {
        background-color: #ff5939;
        overflow: hidden;
        top: 0;
        position: relative;
        width:100%;
    }
    .ztn1 .title{
        margin-top:0.8rem;
    }
    .ztn1 .title img {
        width:96%;
        margin: 0 auto;
    }
    .ztn1 .content {
        width: 6.4rem;
        margin: 0.5rem auto 0 auto;
        overflow: hidden;
        box-sizing: border-box;
    }
    .ztn1 .content .box {
        width: 3rem;
        margin-right: 0.4rem;

    }
    .ztn1 .content .box2,.ztn1 .content .box4{
        margin-right:0;
    }
    .ztn1 .content .box4{
        display:block;
    }
    .ztn1 .content .box .img {
        background: url(../images/ztn1_box_bj_m.png) no-repeat top center;
        background-size:100% auto;
        width: 100%;
        height: 2.16rem;
    }
    .ztn1 .content .box .img img.shang {
        width: 2.3rem;
        height: auto;
        left: 50%;
        margin-left: -1.15rem;
    }
    .ztn1 .content .box .img img.zhong {
        width: 2rem;
        height: auto;
        left: 50%;
        margin-left: -1rem;
        bottom: -0.3rem;
    }
    .ztn1 .content .box .img img.xia {
        width: 2.3rem;
        height: auto;
        left: 50%;
        margin-left: -1.15rem;
    }
    .ztn1 .content .box span {
        width: 2.6rem;
        height: 0.5rem;
        background: url(../images/input.png) no-repeat center;
        background-size: 100% 0.5rem;
        font-size: 0.3rem;
        line-height: 0.5rem;
        margin: 0.46rem auto 0.6rem auto;
        font-weight:bold;
    }
    .ztn1 .content .box4 img{
        position:absolute;
        left:50%;
        width:2.2rem;
        margin-left:-1.1rem;
        bottom:0;
    }
    .ztn2 {
        background: none;
        background-size: 100% auto;
        background-color: #ff5939;
        height: 6rem;
        position: relative;
        top: 0;
        padding-top: 0.2rem;
    }
    .ztn2 .title img {
        margin: 0 auto;
        width:96%;
    }
    .ztn2 .content {
        margin: 0.3rem auto 0 auto;
    }
    .ztn2 .content img {
        width:40%;
        margin: 0 auto;
    }
    .ztn2 .content p {
        font-size: 0.4rem;
        color: #ffea39;
        font-weight: bold;
        width: 100%;
        text-align: center;
        margin-top: 0.31rem;
        text-shadow: 5px 5px rgba(0,0,0,0.2);
    }










    footer{
        display:None;
    }
}