.banner {
    width: 100%;
}

.banner img {
    display: block;
    width: 100%;
    object-fit: cover;
    min-height: 21.875rem;
}

.product_detail{
    background: #F8F8F8;
    overflow: hidden;
}
.product_detail .box1{
    margin-top: 3.125rem;
    background: #ffffff;
    display: flex;
}
.product_detail .box1 .swiper{
    width: 67.3611%;
}
.product_detail .box1 .swiper .swiper-slide img{
    display: block;
    width: 100%;
    aspect-ratio: 970/600;
}
.product_detail .box1 .swiper .swiper-pagination{
    text-align: right;
    padding-right: .625rem;
}
.product_detail .box1 .swiper .swiper-pagination span{
    margin:0 .625rem 0 0;
    width: .625rem;
    height: .625rem;
    background: #ffffff;
    opacity: 0.35;
}
.product_detail .box1 .swiper .swiper-pagination span.swiper-pagination-bullet-active{
    opacity: 1;
}
.product_detail .box1 .wz{
    width: 32.6389%;
    padding: 2.5rem 3.125rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.product_detail .box1 .wz h3{
    font-size: 2rem;
    line-height: 2.5rem;
    margin-bottom: 1.5rem;
}
.product_detail .box1 .wz h4{
    margin-top: 2.1875rem;
    font-size: 1.25rem;
    line-height: 1.875rem;
}
.product_detail .box1 .wz p{
    font-size: 1rem;
    line-height: 1.875rem;
    color: #666666;
}
.product_detail .box1 .wz dd a{
    display: block;
    width: 23.125rem;
    background: rgba(1,84,164,0.05);
    border-radius: 100px 100px 100px 100px;
    border: 1px solid #0154A4;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
    font-weight: bold;
    line-height: 3.25rem;
    color: #0154A4;
}
.product_detail .box1 .wz dd a span{
    font-size: 1.125rem;
    margin-left: .3125rem;
}


.product_detail .box2{
    margin-top: 1.875rem;
    margin-bottom: 5rem;
}
.product_detail .box2 dt{
    background: #EEEEEF;
    display: flex;
}
.product_detail .box2 dt a{
    width: 160px;
    height: 2.875rem;
    font-size: 1.125rem;
    line-height: 2.875rem;
    color: #666666;
    text-align: center;
}
.product_detail .box2 dt a.on{
    background: #0154A4;
    color: #ffffff;
}
.product_detail .box2 dd{
    background-color: #ffffff;
}
.product_detail .box2 dd .maodian{
    position: relative;
}
.product_detail .box2 dd .maodian a{
    position: absolute;
    margin-top: -5rem;
}
.product_detail .box2 dd .con{
    padding: 2.25rem 3.125rem;
    font-size: 1rem;
    line-height: 2rem;
    color: #333333;
}
.product_detail .box2 dd .tit{
    padding: .625rem 3.125rem;
    font-size: 1rem;
    line-height: 2.5rem;
    color: #666666;
    border-bottom: 1px solid #EEEEEF;
}


.product_detail .box3{
    display: flex;
    justify-content: space-between;
    padding: 3.125rem;
    background: #ffffff;
    margin-bottom: 5rem;
}
.product_detail .box3 .msg{
    /* width: 880px; */
    width: 65.6716%;
}
.product_detail .box3 .msg .tit h3{
    font-size: 2rem;
    line-height: 2.625rem;
}
.product_detail .box3 .msg .tit p{
    font-size: 1rem;
    line-height: 1.375rem;
    margin-top: 1rem;
}
.product_detail .box3 .msg ul{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.product_detail .box3 .msg ul li{
    width: 25rem;
    margin-top: 1.875rem;
}
.product_detail .box3 .msg ul li p{
    font-size: 1rem;
    line-height: 1.375rem;
    margin-bottom: .4375rem;
}
.product_detail .box3 .msg ul li p span{
    color: #FE0000;
}
.product_detail .box3 .msg ul li div{
    width: 100%;
    height: 3.25rem;
    padding: .6875rem .75rem;
    background: #F8F8F8;
    border-radius: .25rem;
    font-size: 1rem;
    line-height: 2rem;
}
.product_detail .box3 .msg ul li div input{
    border: 0;
    width: 100%;
    height: 100%;
    background: none;
    outline: none;
}
.product_detail .box3 .msg ul li div.radio{
    display: flex;
    background: none;
}
.product_detail .box3 .msg ul li div.radio input{
    width: 1.875rem;
    height: 1.875rem;
    background: #FFFFFF;
    border: 1px solid #0154A4;
    border-radius: 50%;
    margin-right: .625rem;
}
.product_detail .box3 .msg ul li div.radio input:nth-child(2){
    margin-left: 5rem;
}
.product_detail .box3 .msg ul li:nth-child(7){
    width: 100%;
}
.product_detail .box3 .msg ul li:nth-child(7) div{
    height: 5.625rem;
}
.product_detail .box3 .msg ul li:nth-child(7) div textarea{
    width: 100%;
    height: 100%;
    border: 0;
    background: none;
}
.product_detail .box3 .msg ul li button{
    width: 10rem;
    height: 2.5rem;
    background: #0154A4;
    border-radius: 6.25rem;
    font-size: 1rem;
    color: #ffffff;
    border: 0;
}
.product_detail .box3 .contact{
    /* width: 360px; */
    width: 28.8656%;
}
.product_detail .box3 .contact .tit h3{
    font-size: 2rem;
    line-height: 2.625rem;
    margin-bottom: 2rem;
}
.product_detail .box3 .contact .item{
    font-size: 1.5rem;
    line-height: 2.625rem;
    margin-bottom: 2rem;
}
.product_detail .box3 .contact .item p{
    color: #0154A4;
}


@media (max-width: 768px) {
    .banner img{
        min-height: 12.5rem;
    }

    .product_detail .box1{
        margin-top: 1.875rem;
        flex-direction: column;
    }
    .product_detail .box1 .swiper{
        width: 100%;
    }
    .product_detail .box1 .wz{
        width: 100%;
        padding: .9375rem;
    }
    .product_detail .box1 .wz h3{
        font-size: 1.25rem;
        margin-bottom: .9375rem;
    }
    .product_detail .box1 .wz p{
        font-size: .875rem;
        line-height: 1.5;
    }
    .product_detail .box1 .wz dd a{
        width: 100%;
        margin-top: .625rem;
    }

    .product_detail .box2{
        margin-bottom: 1.875rem;
    }
    .product_detail .box2 dt a{
        width: 25%;
        font-size: 1rem;
    }
    .product_detail .box2 dd .con{
        padding: .9375rem;
    }

    .product_detail .box3{
        padding: .9375rem;
        flex-direction: column;
        margin-bottom: 1.875rem;
    }
    .product_detail .box3 .msg{
        width: 100%;
    }
    .product_detail .box3 .msg .tit h3{
        font-size: 1.875rem;
    }
    .product_detail .box3 .msg ul li{
        width: 100%;
        margin-top: .625rem;
    }
    .product_detail .box3 .msg ul li div{
        height: 2.125rem;
        padding: .125rem .625rem;
        line-height: 1.875rem;
    }
    .product_detail .box3 .msg ul li div.radio input{
        width: 1.25rem;
        height: 1.25rem;
        margin-top: .375rem;
    }
    .product_detail .box3 .contact{
        width: 100%;
        margin-top: 1.25rem;
    }
    .product_detail .box3 .contact .tit h3{
        font-size: 1.875rem;
    }
    .product_detail .box3 .contact .item{
        font-size: 1rem;
        line-height: 1.5;
        margin-bottom: .9375rem;
    }
}