html{
    font-size: 100%;
}
.product_top {
    background-color: #fff;
    background-image: url(../images/back4.jpg);
    background-repeat: repeat;
    background-position: center center;
    background-size: 100% auto;
    margin-top: 70px;
    color: #fff;
    text-align: center;
    padding: 5.117493472584857% 12.532637075718014% 4.960835509138381% 12.532637075718014%;
}
.product_top h2 {
    font: normal normal 22px/25px 微软雅黑 !important;
}
.relation_c{
    display: flex;
    padding: 7.5718015665796345% 12.532637075718014% 7.310704960835509% 12.532637075718014%;
}
.relation_c>div{
    width: 50%;
}
.relation_c_l{
    padding-bottom: 40px;
}
.relation_c_l .div1{
    margin: 9.227512983399128% 0% 0% 0%;
    color: rgba(204, 160, 114, 1) !important;
    font: normal normal 14px/15px 微软雅黑 !important;
}
.relation_c_l .div2{
    margin: 2.508710801393728% 0% 2.508710801393728% 0%;
    color: rgba(51, 51, 51, 1) !important;
    font: normal normal 20px/20px 微软雅黑 !important;
}
.relation_c_l .div3{
    height: 1px;
    background-color: rgba(204, 204, 204, 1) !important;;
    width: 40px;
    margin: 3% 0% 3% 0%;
}
.relation_c_l .div4{
    margin: 2% 0% 2% 0%;
    color: rgba(136, 136, 136, 1) !important;
    font: normal normal 12px/15px 微软雅黑 !important;
}
.relation_c_b{
    background-color: #F9F9F9;
    text-align: center;
    padding: 7.310704960835509% 12.532637075718014% 6.266318537859007% 12.532637075718014%;
}
.relation_c_b .h{

color: rgba(34, 34, 34, 1) !important;
font: normal bold 30px/35px 微软雅黑 !important;

}
.relation_c_b .p1{
    text-align: center;
    margin: 0.26109660574412535% 0% 0% 0%;
font: normal normal 20px/22px 微软雅黑 !important;
color: rgba(34, 34, 34, 1) !important;
padding-bottom: 1%;
}
.relation_c_b_c h3{
    margin: 0% 0% 1.0452961672473868% 0%;
    color: rgba(51, 51, 51, 1) !important;
    font: normal normal 18px/20px 微软雅黑 !important;
}
.relation_c_b_c p{
    margin: 0.4181184668989547% 0% 0.4181184668989547% 0%;
    color: rgba(153, 153, 153, 1) !important;
    font: normal normal 14px/20px 微软雅黑 !important;
}
.relation_c_b .xian{
    padding: 0.6968641114982579% 0% 0.6968641114982579% 0%;
    margin: 1.3% 16.51567944250871% 1.3% 16.585365853658534%;
}
.relation_c_b .xian hr{
    margin: 0;
}
@media (max-width:992px) {
    .bottom_b {
        padding: 0.8rem 1rem !important;
    }
    .product_top {
        background-color: #fff;
        background-image: url(https://aimg8.dlszyht.net.cn/public/src/upload/2086257/Backend/files/5fe57622ea5f9.jpeg);
        background-repeat: repeat;
        background-position: center center;
        background-size: 100% auto;
        padding: 2.3rem 0rem 2.3rem 0rem !important;
        margin-top: 50px;
    }

    .product_top h2 {
        font: normal normal 1rem/1.35rem 微软雅黑 !important;
    }
    .relation_c{
        display: block;
        padding: 7.5718015665796345% 3% 7.310704960835509% 3%;
    }
    .relation_c>div{
        width: 100%;
    }
    .relation_c_l{
        border-bottom: 10px;
    }
    .relation_c_l .div1{
        margin-top: 5px;
    }
    .relation_c_l .div3{
        width: 30px;
        margin-top: 1.37rem;
        margin-bottom: 1.37rem;
    }
    .relation_c_b{
       
        padding: 1.9rem .7rem 1.9rem .7rem !important;
    }
    .relation_c_b .h{
        font: normal bold 1.2rem/1.7rem 微软雅黑 !important;
        color: rgba(34, 34, 34, 1) !important;
        }
        .relation_c_b .p1{
            font: normal normal 0.9rem/1rem 微软雅黑 !important;
        }
        .relation_c_b_c h3{
            font: normal normal 0.9rem/0.9rem 微软雅黑 !important;
        }
        .relation_c_b_c p{
            font: normal normal 0.87rem/1.1rem 微软雅黑 !important;
            margin-top: 0.4rem;
            color: rgba(153, 153, 153, 1) !important;
        }
        .relation_c_b .xian{
            margin: 1rem 0;
        }
}