@media(max-width:768px) {
    .h2{
        font-size: 1.5em;
    }
    .product .pro .col-md-2 {
        margin-top: 8px;
    }
    .case .col-6 {
        padding-left: 5px;
        padding-right: 5px;
    }
    .case .col-6:nth-child(7), .case .col-6:nth-child(8) {
        display: none;
    }
    .partner .col-6:nth-child(9), .partner .col-6:nth-child(10), .partner .col-6:nth-child(11), .partner .col-6:nth-child(12) {
        display: none;
    }
    .share p {
        font-size: 20px;
        margin-bottom: 15px;
    }
    section {
        margin-top: 20px;
    }
    .about .text a {
        margin-top: 0;
        margin-bottom: 15px;
        line-height: 40px;
    }
    .nav-item {
        text-align: center;
        border-bottom: 1px solid #ccc;
    }
    .pro-nav .col-md-12{
        padding-left: 2px;
        padding-right: 2px;
    }
    .pro-lxwm{
        display: none;
    }
    .contain{
        display: none;
    }
    .jumbotron{
        height: 150px;
    }
    .pro-list .col-6{
        padding-left: 5px;
        padding-right: 5px;
    }
    .pro-list img{
        height: 120px;
    }
    .head .container-fluid p{
        font-size: 12px;
    }
    .core img{
        width: 100%;
        height: 130px;
    }
    .partner .row .col-md-2{
        height: 91px;
    }
    .share p span{
        vertical-align: 1px;
    }
    .share p span::before{
        margin: 0 5px;
    }
    .foot .banquan{
        line-height: 20px;
    }
    .m-nav{
        display: block;
    }
    .case .row a img{
        height: 120px;
    }
}

@media (min-width: 1200px) {
    .nav-item{
        padding: 0 13px;
    }
}

@media (min-width: 1500px) {}