@media (min-width: 768px) {
    .btn-menu {
        display: none;
    }
}
@media (max-width: 768px) {
    .menu{
        /*display: none;*/
    }
    .banner .content{
        height: 250px;
    }
    .banner .content h3{
        font-size: 24px;
        padding: 0;
    }
    .banner .content h4{
        font-size: 28px;
        margin: 0;
    }
    .banner .content p{
        font-size: 16px;
    }
    .banner .btn-yuyue{
        color: #fff;
        font-size: 16px;
    }
    .banner .btn-yuyue span{
        padding: 6px 20px;
    }
    /* 服务 */

    .box-title{
        font-size: 18px;
        line-height: 36px;
    }
    .box-title::after{
        content: '';
        width: 120px;
        height: 2px;
        bottom: -1px;
        margin-left: -60px;
    }

    .box-content{
        font-size: 14px;
        line-height: 24px;
        text-indent: 2rem;
        margin-top: 10px;
    }


    .study-project .item p{
        background: #daefc6;
        line-height: 26px;
        font-size: 10px;
    }


    .footer {
        margin-top: 20px;
        max-height: 400px;
    }
    .footer .content{
        padding: 10px 0;
        text-align: right;
    }
    .footer .content h3{
        font-size: 26px;
        margin-bottom: 5px;
    }
    .footer .content p{
        margin: 2px 0;
    }
    .footer .content .origin-span{
        color: #e8655b
    }

    .footer .form-box{
        margin-top: 20px;
    }
    .footer .item{
        padding-left: 10px;
    }
    .copyright{
        font-size: 13px;
    }

}
@media (min-width: 1440px) {

}

@media (min-width: 1920px) {

 }