body{
    overflow: hidden;
}







/* 列表页 */
.brand_body{
    padding: 0.8rem 0 2.67rem;
}
.brand_list{
    display: flex;
    flex-wrap: wrap;
    column-gap: 0.4rem;
    row-gap: 0.6rem;
}
.brand_list .brand_item{
    width: calc(33.33% - 0.2667rem);
    height: 5.5rem;
    background: #F8F8F8;
    border-radius: 0.1rem;
    overflow: hidden;
}
.brand_list .brand_item .brand_img{
    width: 100%;
    height: 3.04rem;
    border-radius: 0.1rem;
    overflow: hidden;
}
.brand_list .brand_item .brand_img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.5s;
}
.brand_list .brand_item .brand_txt{
    padding: 0.32rem 0.2rem;
    box-sizing: border-box;
}
.brand_list .brand_item .brand_title{
    width: 100%;
    height: 0.67rem;
    font-family: Poppins-SemiBold;
    font-weight: 600;
    font-size: 0.2rem;
    color: #000000;
    line-height: 1.5;
    margin-bottom: 0.15rem;
}
.brand_list .brand_item .brand_info{
    width: 100%;
    height: 0.51rem;
    font-family: Poppins-Light;
    font-weight: 300;
    font-size: 0.16rem;
    color: #000000;
    line-height: 1.5625;
}
.brand_list .brand_item .brand_btn{
    width: fit-content;
    margin-top: 0.2rem;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.18rem;
    color: #B4B4B4;
    position: relative;
    display: flex;
    align-items: center;
    column-gap: 0.09rem;
}
.brand_list .brand_item .brand_btn::after{
    content: '';
    position: absolute;
    left: 0;
    bottom: 0rem;
    width: 0;
    height: 1px;
    background: #0068B7;
    transition: all 0.5s;
}
.brand_list .brand_item .brand_btn i{
    display: flex;
    width: 0.11rem;
    height: 0.09rem;
    background: url(../img/jiantou1.png) center no-repeat;
    background-size: contain;
}
.brand_list .brand_item:hover{
    background: #FFFFFF;
    box-shadow: 0rem 0rem 0.35rem 0.01rem rgba(0,0,0,0.15);
}
.brand_list .brand_item .brand_img:hover img{
    transform: scale(1.1);
}
.brand_list .brand_item .brand_title:hover,
.brand_list .brand_item .brand_btn:hover{
    color: #0068B7;
}
.brand_list .brand_item .brand_btn:hover i{
    background: url(../img/jiantou2.png) center no-repeat;
    background-size: contain;
}
.brand_list .brand_item .brand_btn:hover::after{
    width: 100%;
}





/* 详情 */
.brand_body h2.brand_name{
    width: 100%;
    text-align: center;
    font-family: Poppins-SemiBold;
    font-weight: 600;
    font-size: 0.35rem;
    color: #000000;
    line-height: 1.28;
    margin-bottom: 1rem;
}
.brand_box{
    margin-bottom: 0.42rem;
    padding-bottom: 0.42rem;
    border-bottom: 0.01rem solid #E5E5E5;
}
.brand_box:nth-child(5){
    margin-bottom: 0;
    border-bottom: none;
}
.brand_box .brand_mintitle{
    font-family: Poppins-SemiBold;
    font-weight: 600;
    font-size: 0.35rem;
    color: #0068B7;
    margin-bottom: 0.2rem;
}
.brand_box .brand_content,
.brand_box .brand_content p{
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.2rem;
    color: #595757;
    line-height: 1.5;
}
.brand_box .brand_swiper{
    width: calc(100% + 1.1rem);
    padding-right: 1.1rem;
    overflow: hidden;
}
.brand_box .brand_swiper .swiper-slide .brand_lit{
    width: 100%;
    height: 2.21rem;
    overflow: hidden;
    position: relative;
}
.brand_box .brand_swiper .swiper-slide p{
    width: 100%;
    text-align: center;
    margin-top: 0.2rem;
    font-family: Poppins-Light;
    font-weight: 300;
    font-size: 0.16rem;
    color: #595757;
}
.brand_box .brand_swiper .swiper-slide.video{
    cursor: pointer;
}
.brand_box .brand_swiper .swiper-slide.video .brand_lit::before{
    content: '';
    position: absolute;
    right: 0.14rem;
    bottom: 0.16rem;
    width: 0.38rem;
    height: 0.38rem;
    background: #fff url(../img/video_play1.png) center no-repeat;
    background-size: 0.12rem 0.15rem;
    border-radius: 50%;
    z-index: 9;
}







.product_content form{
    width: 100%;
    height: auto;
    margin-top: 0.3rem;
    background: #F2F9FF;
    border-radius: 0.1rem;
    padding: 0.23rem 0.44rem 0.44rem 0.3rem;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    column-gap: 0.46rem;
    row-gap: 0.2rem;
}
.product_content form .form_li{
    width: calc(33.33% - 0.31rem);
    height: auto;
}
.product_content form .form_li label{
    display: block;
    width: 100%;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.18rem;
    color: #919191;
    margin-bottom: 0.08rem;
}
.product_content form .form_li input,
.product_content form .form_li textarea{
    width: 100%;
    height: 0.4rem;
    padding: 0.07rem 0.12rem;
    box-sizing: border-box;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.16rem;
    color: #555555;
    border: 0.01rem solid #ffffff
}
.product_content form .form_li input::placeholder,
.product_content form .form_li textarea::placeholder{
    color: #C0C0C0;
}
.product_content form .form_li input:focus,
.product_content form .form_li textarea:focus,
.product_content form .form_li:nth-child(6) input{
    border: 0.01rem solid #0080E2
}
.product_content form .form_li:nth-last-child(4),
.product_content form .form_li:nth-last-child(3){
    width: 100%;
}
.product_content form .form_li textarea{
    width: 100%;
    height: 1rem;
}
.product_content form .form_li input[type="button"]{
    width: 1.5rem;
    height: 0.45rem;
    display: block;
    background: #0080E2;
    border-radius: 0.21rem;
    margin: 0.14rem auto 0;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.18rem;
    color: #FFFFFF;
    border: none;
    cursor: pointer;
}









.list_swiper{
    width: calc(100% + 0.6rem);
    padding: 0 0.3rem;
    margin-left: -0.3rem;
    overflow: hidden;
    margin-top: 1.7rem;
    position: relative;
}
.list_swiper .brand_type{
    margin-bottom: 0.84rem;
    font-family: Montserrat-Bold;
    font-weight: bold;
    font-size: 0.45rem;
    color: #000000;
}
.list_swiper .swiper-button-next,
.list_swiper .swiper-button-prev{
    width: 0.57rem;
    height: 0.57rem;
    border: 0.01rem solid #0068B7;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    position: absolute;
    top: 0;
    margin: 0;
}
.list_swiper .swiper-button-next::after,
.list_swiper .swiper-button-prev::after{
    display: none;
}
.list_swiper .swiper-button-next img,
.list_swiper .swiper-button-prev img{
    width: 0.19rem;
    height: 0.17rem;
    object-fit: contain;
}
.list_swiper .swiper-button-next{
    right: 0.3rem;
}
.list_swiper .swiper-button-prev{
    left: auto;
    right: 0.96rem;
}
.list_swiper .swiper-button-next:hover,
.list_swiper .swiper-button-prev:hover{
    background: #0068B7;
}
.list_swiper .swiper-button-next:hover img,
.list_swiper .swiper-button-prev:hover img{
    filter: brightness(0) invert(1);
}








/* 视频弹窗 */
.video_popup{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0,0,0,0.8);
    z-index: 999;
    display: none;
}
.video_box{
    width: 90%;
    /* height: 80%; */
    max-width: 14.35rem;
    max-height: 8.07rem;
    position: relative;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.video_box .video_close{
    position: absolute;
    top: 0.32rem;
    right: 0.5rem;
    width: 0.34rem;
    height: 0.34rem;
    background: url(../img/video_close.png) center no-repeat;
    background-size: cover;
    z-index: 99;
    cursor: pointer;
}
.video_box .video_contain{
    width: 100%;
    height: 0;
    padding-bottom: 56%;
    position: relative;
}
.video_box .video_contain video{
    position: absolute;
    top: 0;
    z-index: 9;
    background: #000;
    width: 100%;
    height: 100%;
    object-fit: contain;
}







@media screen and (max-width: 1043px) {

    .brand_body{
        padding: 40px 0 100px;
    }
    
    
    .brand_list{
        column-gap: 15px;
        row-gap: 20px;
    }
    .brand_list .brand_item{
        width: calc(33.33% - 10px);
        height: auto;
        border-radius: 8px;
    }
    .brand_list .brand_item .brand_img{
        height: 0;
        border-radius: 8px;
        padding-bottom: 60%;
        position: relative;
    }
    .brand_list .brand_item .brand_img img{
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
    }
    .brand_list .brand_item .brand_img:hover img {
        transform: translateY(-50%) scale(1.1);
    }
    .brand_list .brand_item .brand_txt{
        padding: 15px;
    }
    .brand_list .brand_item .brand_title{
        font-size: 16px;
        height: 48px;
        margin-bottom: 10px;
    }
    .brand_list .brand_item .brand_info{
        font-size: 14px;
        height: 42px;
    }
    .brand_list .brand_item .brand_btn{
        margin-top: 10px;
        font-size: 16px;
    }
    .brand_list .brand_item .brand_btn i{
        width: 11px;
        height: 9px;
    }
    
    
    
    
    
    .brand_body h2.brand_name{
        font-size: 28px;
        margin-bottom: 40px;
    }
    .brand_box{
        margin-bottom: 30px;
        padding-bottom: 30px;
    }
    .brand_box .brand_mintitle{
        font-size: 24px;
        margin-bottom: 15px;
    }
    .brand_box .brand_content, 
    .brand_box .brand_content p{
        font-size: 16px;
    }
    .brand_box .brand_swiper{
        width: 100%;
        padding: 0;
    }
    .brand_box .brand_swiper .swiper-slide .brand_lit{
        height: 0;
        padding-bottom: 55%;
        position: relative;
    }
    
    .brand_box .brand_swiper .swiper-slide .brand_lit img{
        position: absolute;
    }
    .brand_box .brand_swiper .swiper-slide.video .brand_lit::before{
        width: 36px;
        height: 36px;
        bottom: 50%;
        right: 50%;
        background-size: 12px 15px;
        transform: translate(50%, 50%);
    }
    .brand_box .brand_swiper .swiper-slide p{
        font-size: 16px;
        margin-top: 15px;
    }
    
    
    
    .product_content form{
        border-radius: 8px;
        margin-top: 20px;
        padding: 20px 20px 30px;
        column-gap: 10px;
        row-gap: 15px;
    }
    .product_content form .form_li{
        width: 100%;
    }
    .product_content form .form_li label{
        font-size: 16px;
        margin-bottom: 3px;
    }
    .product_content form .form_li input, 
    .product_content form .form_li textarea{
        font-size: 14px;
        padding: 5px 10px;
        height: 36px;
    }
    .product_content form .form_li textarea{
        height: 80px;
    }
    .product_content form .form_li input[type="button"]{
        font-size: 16px;
        margin: 0px auto;
        width: auto;
        height: auto;
        padding: 6px 40px;
        border-radius: 20px;
    }
    
    
    
    .list_swiper{
        width: 100%;
        margin: 0;
        padding: 30px 0;
    }
    .list_swiper .brand_type{
        margin-bottom: 20px;
        font-size: 28px;
    }
    
    .list_swiper .swiper-button-next, 
    .list_swiper .swiper-button-prev{
        width: 40px;
        height: 40px;
        top: 27px;
        z-index: 0;
    }
    
}

@media screen and (max-width: 769px) {
    .brand_list .brand_item{
        width: 100%;
    }
    
    
    .brand_body h2.brand_name{
        font-size: 22px;
    }
    .brand_box .brand_mintitle{
        font-size: 20px;
    }
    
    
    .brand_box .brand_swiper .swiper-slide p{
        font-size: 14px;
    }
    
    
    .list_swiper .swiper-button-next, 
    .list_swiper .swiper-button-prev{
        width: 32px;
        height: 32px;
        top: 32px;
    }
    .list_swiper .swiper-button-next img, 
    .list_swiper .swiper-button-prev img{
        width: 13px;
        height: 12px;
    }
    
}