.bg_huisnn {
    background-color: #f5f5f5;
    padding: 0px 40px;
    padding-bottom: 40px;
}
.kehu_anli {
    text-align: center;
    font-size: 24px;
    color: #333333;
    padding: 57px 0;
}
.ceng-sent{
    margin-bottom: 50px;
    width: 95%;
}
.ceng-senxt {
    width: 90%;
}
.anl_xpp p{
    padding-bottom: 10px;
}
.ul_weineng>li {
    box-shadow: 0px 2px 7px #e1e1e1;
    text-align: center;
    box-sizing: border-box;
    padding: 40px 90px;
    margin-top: 30px;
    background-color: #ffffff;
    width: 28%;
}
.swiper-banner1 .swiper-slide>.bg_beikx {

    background-size: contain;
}
@media screen and (max-width:1200px){

    .ul_weineng>li {

        width: 45%;
    }
}
@media screen and (max-width: 960px){
    .bg_huisnn {
        background-color: #f5f5f5;
        padding: 0px 15px;
    }
    .ceng-senxt{
        width: 100%;
    }
    .ul_weineng>li {
        box-shadow: 0px 2px 7px #e1e1e1;
        text-align: center;
        box-sizing: border-box;
        padding: 30px 71px;
        margin-top: 30px;
        background-color: #ffffff;
        width: 100%;
    }
    .kehu_anli {
        text-align: center;
        font-size: 18px;
        color: #333333;
        padding-top:.5rem;
        padding-bottom: 0;
    }
}
.gobackto{
    width:100%;
    height:40px;
    margin:0 auto;
    position:relative;
}
.gobackto a{
    display:inline-block;
    width:100px;
    height:40px;
    line-height:40px;
    text-align:center;
    font-size:20px;
    color:white;
    border-radius:5px;
    background-color:#333;
    position:absolute;
    right:10%;
}
.xixun{
    width:120px;
    height:50px;
    line-height:50px;
    text-align:center;
    display:inline-block;
    font-size:16px;
    background-color: #333;
    color:white;
    border-radius:5px;
}