/* 产品详情 */
.swiper-container {
    position: relative;
    overflow: hidden;
    list-style: none;
    padding: 0;
    z-index: 1;
}
.next_arrow::after, .prev_arrow::after {
    font-size: 20px;
    color: #000;
}
.swiper-button-next:after, .swiper-rtl .swiper-button-prev:after {
    content: 'next';
}
.pro_label{
    position: absolute;
    left: 10px;
    top: 0;
    border-radius: 5px;
    padding: 0 5px;
    height: 20px;
    line-height: 20px;
    color:#c30d23;
    border:1px solid #c30d23;
    font-size: 12px;
    z-index: 2;
}
.pro_de_menu{
    width: 100%;
    border-bottom: 1px solid #E5E5E5;
    background: #fff;
}
.pro_de_menu.on{
    position: fixed;
    z-index: 100;
    top:0;
    left: 0;
}
.pro_de_menu .pro_de_inner{
    position: relative;
    width: 87.5%;
    margin: auto;
}
.pro_de_menu .pro_de_inner .pro_de_title{
    position: absolute;
    left: 6%;
    font-size: 16px;
    color:#666666;
    max-height: 100%;
}

.pro_de_menu .pro_de_inner .pro_de_title .img{
    margin-right: 16px;
    max-height: 36px;
}
.pro_de_menu .pro_de_con{
    width: 100%;
}
.pro_de_menu .pro_de_con .pro_de_nav{
    margin: 0 16px;
    cursor: pointer;
    display: block;
    position: relative;
    height: 50px;
    line-height: 50px;
}
.pro_de_menu .pro_de_con .pro_de_nav:hover{
    color:#9c1d22;
}
.pro_de_menu .pro_de_con .pro_de_nav:before{
    position: absolute;
    content: "";
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: transparent;
}
.pro_de_menu .pro_de_con .pro_de_nav.on:before,
.pro_de_menu .pro_de_con .pro_de_nav:hover:before{
    background: #9c1d22;
}
.pro_de_menu .pro_de_con .pro_de_nav:after{
    position: absolute;
    content: "";
    right: -16px;
    width: 1px;
    height: 16px;
    top: 50%;
    margin-top: -8px;
    background: #e5e5e5;
}
.pro_de_menu .pro_de_con .pro_de_nav:last-child:after{
    display: none;
}
.swiper-1{
    height: 370px;
}
.next_arrow:after,
.prev_arrow:after{
    font-size: 20px;
    color: #000;
}
.swiper-1 .img{
    margin: auto;
    max-height: 100%;
    max-width:100%;
}
.pro_de{
    width: 100%;
    margin-top: 130px;
    margin-bottom: 120px;
}
.pro_de .pro_de_left{
    width: 60%;
}
.pro_de .pro_de_right{
    width: 434px;
    margin-left: 10%;
    position: relative;
}
.pro1_de .pro1_de_con{
    width: 88%;
    margin: auto;
}
.pro1_de .pro1_de_content{
    display: none;
}
.pro1_de .pro1_de_content.on{
    display: block;
}
.pro1_de .video_box{
    width: 100%;
}
.pro1_de .pro1_de_menu{
    margin-top: 24px;
}
.pro1_de .pro1_de_nav{
    font-size: 16px;
    margin-right: 36px;
    border-bottom: 1px solid transparent;
    padding-bottom: 10px;
    cursor: pointer;
}
.pro1_de .pro1_de_nav.on{
    border-bottom: 1px solid #000;
}
.pro1_de .pro1_de_nav:last-child{
    margin-right: 0;
}
.pro1_de .pro1_de_nav .img{
    width: 36px;
}
.pro1_de .pro1_de_nav .triangle_right{
    position: relative;
    height: 0px;
    width: 0px;
    border-top: 4px solid transparent;
    border-left: 8px solid #595757;
    border-bottom: 4px solid transparent;
    margin-right: 6px;
}
.pro2_de{
    margin-top: 75px;
}
.pro2_de img{
    display: block;
    max-width: 100%;
    margin: auto;
}
.pro3_de{
    position: sticky;
    top: 140px;
}
.pro33_de{
    display: none;
}
.pro3_de .pro3_con{

    margin-top: 16px;
    overflow: hidden;
}
.pro3_de .pro3_con .pro3_con_nav{
    float: left;
    padding: ;
    background: #f1f3f5;
    border-radius: 5px;
    text-align: center;
    line-height: 25px;
    height: 25px;
    padding: 0 10px;
    color:#333333;
    margin-right: 5px;
    font-size: 15px;
    border:1px solid #f1f3f5;
    margin-bottom: 5px;
}
.pro3_de .pro3_con .pro3_con_nav:last-child{
    margin-right: 0;
}
.pro3_de .pro3_con .pro3_con_nav.on{
    border:1px solid #9c1d22;
}
.pro3_de .pro3_title{
    color:#333333;
    font-size: 32px;
    line-height: 50px;
    margin-top: 14px;
    font-weight: bold;
}
.pro3_de .pro3_subtitle{
    color:#666666;
    font-size: 20px;
    line-height: 28px;
}
.pro3_de .pro3_content{
    margin-top: 40px;
    border-bottom: 1px solid #e5e5e5;
}
.pro3_de .pro3_content .pro3_content_nav{
    border-top: 1px solid #e5e5e5;
    height: 52px;
    line-height: 52px;
    font-size: 14px;
    background: url(../images/logoicon.png) no-repeat right center;
    background-size: auto;
    display: block;
}

.pro3_de .pro3_content .pro3_content_nav:hover{
    background: url(../images/logohovericon.png) no-repeat right center;
}
.pro3_de .pro3_inner_txt{
    color:#666666;
    font-size: 14px;
    line-height: 14px;
    margin: 18px 0;
}
.pro3_de .pro3_inner_nav{
    width: calc((100% - 34px) / 2);
    background: #f9f9f9;
    border-radius: 8px;
    color:#333;
    font-size: 18px;
    height: 54px;
    box-sizing: border-box;
    padding: 0 26px;
}
.pro3_de .pro3_btn{
    width: 100%;
    display: block;
    background: #9c1d22;
    color:#fff;
    font-size: 14px;
    line-height: 42px;
    height: 42px;
    text-align: center;
    margin-top: 82px;
}
.pro4_de{
    width: 100%;
    padding-top: 110px;
}
.pro4_de .pro4_nav{
    width: 40%;
    height: 72px;
    font-size: 16px;
    color:#333;
    padding-left: 16px;
    box-sizing: border-box;
    border-bottom: 1px solid #e5e5e5;
}
.pro4_de .pro4_nav .pro4_nav_txt{
    width: 45%;
}
.pro4_de .pro4_nav:nth-child(2n){
    margin-left: 20%;
}
.pro4_de .pro4_title{
    font-size: 22px;
    line-height: 22px;
    color: #000;
    font-weight: bold;
}
.pro4_de .pro4_inner{
    margin-top: 40px;
}
.pro5_de{
    width: 100%;
    padding-top: 110px;
}
.pro5_de .pro5_title{
    font-size: 22px;
    line-height: 22px;
    color: #000;
    font-weight: bold;
}
.pro5_de .pro5_content{
    margin-top: 40px;
}
.pro5_de .pro5_content img{
    display: block;
    max-width: 100%;
    margin: auto;
}
.swiper-button-next:after, .swiper-button-prev::after {
     display: block;
}
/*响应式适配*/

@media screen and (max-width: 1861px) {

}
@media screen and (max-width: 1681px) {
    .pro_de_menu .pro_de_inner{
        width: 90%;
    }
}
@media screen and (max-width: 1450px) {
    .pro_de_menu .pro_de_inner{
        width: 95%;
    }
}
@media screen and (max-width: 1335px) {

}
@media screen and (max-width: 1200px) {

}
@media screen and (max-width: 1100px) {

}
@media screen and (max-width: 1000px) {

}
@media screen and (max-width: 768px) {

}
@media screen and (max-width: 500px) {
    .pro_de_menu .pro_de_con .pro_de_nav{
        height: 32px;
        line-height: 32px;
        font-size: 12px;
        margin: 0 5px;
    }
    .pro_de_menu .pro_de_con .pro_de_nav.on,
    .pro_de_menu .pro_de_con .pro_de_nav:hover{
        color: #666;
    }
    .pro_de_menu .pro_de_con .pro_de_nav.on:before,
    .pro_de_menu .pro_de_con .pro_de_nav:hover:before {
        background: transparent;
    }
    .pro_de_menu .pro_de_con{
        width: auto;
    }
    .pro_de_menu .pro_de_con .pro_de_nav:after{
        right: -5px;
        height: 12px;
        margin-top: -6px;
    }
    .pro_de_menu .pro_de_inner .pro_de_title{
        position: initial;
        font-size: 12px;
    }
    .pro_de_menu .pro_de_inner .pro_de_title .img{
        width: 16px;
        margin-right: 5px;
    }
    .pro_de .base_con{
        display: block;
    }
    .pro_de .pro_de_left{
        width: 100%;
    }
    .pro_de .pro1_de_right{
        width: 100%;
    }
    .pro_de {
        width: 100%;
        margin-top: 50px;
        margin-bottom: 30px;
    }
    .pro_de .pro_de_right{
        width: 100%;
        margin-left: 0;
    }
    .pro1_de .pro1_de_nav{
        font-size: 14px;
        margin-right: 20px;
    }
    .pro3_de{
        position: initial;
        display: none;
    }
    .pro33_de{
        display: block;
        margin-top: 30px;
    }
    .pro1_de .pro1_de_con{
        width: 100%;
    }
    .swiper-1{
        height: 270px;
    }
    .pro2_de{
        margin-top: 30px;
    }
    .pro1_de .pro1_de_menu{
        margin-top: 12px;
    }
    .pro3_de .pro3_con .pro3_con_nav{
        font-size: 12px;
    }
    .pro3_de .pro3_title {
        font-size: 18px;
        line-height: 24px;
        margin-top: 10px;
    }
    .pro3_de .pro3_subtitle {
        font-size: 14px;
        line-height: 20px;
        margin-top: 8px;
    }
    .pro3_de .pro3_content{
        margin-top: 10px;
    }
    .pro3_de .pro3_content .pro3_content_nav{
        font-size: 12px;
        height: 32px;
        line-height: 32px;
        background: url(../images/arrow_right.png) no-repeat 99% center;
        background-size: auto;
    }
    .pro3_de .pro3_inner_txt {
        font-size: 12px;
        line-height: 12px;
        margin: 15px 0;
    }
    .pro3_de .pro3_inner_nav{
        width: calc((100% - 10px) / 2);
        height: 42px;
        font-size: 14px;
    }
    .pro3_de .pro3_btn{
        margin: auto;
        margin-top: 20px;
        width: 50%;
    }
    .pro4_de {
        padding-top: 30px;
    }
    .pro4_de .pro4_title {
        font-size: 16px;
        line-height: 16px;
    }
    .pro4_de .pro4_inner{
        display: block;
        margin-top: 10px;
    }
    .pro4_de .pro4_nav{
        width: 100%;
        font-size: 12px;
        height: 36px;
        padding-left: 10px;
    }
    .pro4_de .pro4_nav:nth-child(2n) {
        margin-left: 0;
    }
    .pro5_de {
        padding-top: 30px;
    }
    .pro5_de .pro5_title{
        font-size: 16px;
        line-height: 16px;
    }
    .pro5_de .pro5_content{
        margin-top: 10px;
    }
}