@media (max-width: 768px) {
    html {
        width: 100%;
    }
    /*    移动端样式*/
    .ldItem {
        margin-bottom: 10px;
    }
    .right-cont {
        display: none;
    }
    .left-cont .item{
        text-align: center;
    }
    .bodyimgone .wrapper .cont .tab-cont .child .left-cont .item span {
        font-size: 16px;
    }
    .headerContent .resBtn {
        margin-left: 0;
        margin-top: 10px;
    }
    .headerContent .downloadBtn {
        margin-right: 0;
    }
    .headTitle {
        font-size:34px;
    }
    .mFooter {
        display: block;
    }
    .footer {
        display: none;
    }
}
    @media (max-width: 1400px) and (min-width: 991px) {
        .ldItem {
            height: 240px;
            margin-bottom: 10px;
        }
    }