.abo_us_type{
    font-size: 24px;
    color: #333333;
    margin-top: 75px;
    margin-bottom: 48px;
}
.type-over{
    width:100%;
}
.type-over ul{
    width:100%;
    overflow:hidden;
}
.type-over ul li{
    width:48.5%;
    float:left;
    margin-right:3%;
    margin-bottom:35px;
}
.type-over ul li a,.type-over ul li a:hover{
    text-decoration: none;
}
.type-over ul li:nth-child(2n+2){
    margin-right: 0px;
}
.type-over ul li .back-image{
    width:100%;
    padding:14% 50px 6% 50px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.back-image span{
    width:22px;
    height:3px;
    background: rgba(255,255,255,.7);
    display: inline-block
}
.back-image h3{
    font-size:24px;
    color:#fff;
    margin-top:18px;
}
.back-image p{
    font-size:14px;
    color:#fff;
    margin-top:16px;
}
.top-you{
    margin-top: 70px;
    margin-bottom:100px;
    padding: 0 25px;
}
.top-you h3{
    font-size:24px;
    color:#fff
}
.top-you p{
    font-size:18px;
    color:#fff;
    margin-top:16px;
}
.advang-main{
    width:100%;
    background: url(../images/youshi.jpg) no-repeat center;
    background-size: cover;
    padding:68px 25px!important;
    box-sizing: border-box;
    margin-bottom:80px;
}
.product-nue{
    margin-bottom:97px;
}
.product-nue p{
    font-size:24px;
    color:#fff;
    margin-bottom:18px;
}
.product-nue span{
    display: block;
    font-size:14px;
    color:#fff;
    width:90%;
}
.product-nue:nth-child(2n+2){
    padding-left:10%;
    box-sizing: border-box
}
@media (min-width: 320px) and (max-width:768px){
    .back-image h3{
        font-size:20px;
    }
    .back-image p{
        font-size:12px
    }
    .abo_us_type{
        margin-top: 60px;
        margin-bottom: 35px;
    }
    .type-over ul li{
        width:100%;
        margin-right:0px;
        margin-bottom:20px;
    }
    .type-over ul li .back-image{
        padding: 13% 30px 5% 30px;
    }
    .top-you{
        margin-top:40px;
        margin-bottom:30px;
    }
    .product-nue p{
        font-size:18px;
    }
    .top-you p{
        font-size:14px;
    }
    .advang-main{
        height:auto;
        padding:40px 0px 1px 0px!important;
        margin-bottom:50px;
    }
    .product-nue:nth-child(2n+2){
        padding-left:0px;
    }
    .product-nue{
        margin-bottom:50px;
    }
    .product-nue span{
        font-size:12px;
    }
}

@media (min-width: 768px){
    .type-over ul li .back-image{
        padding: 13% 25px 5% 25px
    }
    .top-you p{
        font-size: 15px;
    }
    .product-nue{
        margin-bottom:67px;
    }
    .product-nue:nth-child(2n+2){
        padding-left: 3%;
    }
    .advang-main{
        margin-bottom:60px;
    }
    
}

@media (min-width: 992px){
    .type-over ul li .back-image{
        padding: 13% 25px 5% 25px
    }
    .product-nue:nth-child(2n+2){
        padding-left: 6%;
    }
   
}

@media (min-width: 1200px){
}