@charset "utf-8";

html,
body {
    font-weight: 400;
    font-family: Arial;
}

/*hide scroll*/
::-webkit-scrollbar-track-piece {
    position: fixed;
    right: 0;
    background-color: #ddd;
}

::-webkit-scrollbar {
    width: 3px;
    height: 3px;
}

::-webkit-scrollbar-thumb {
    background: #005ba2;
    background-clip: padding-box;
    min-height: 10px;
    cursor: pointer;
}

::-webkit-scrollbar-thumb:hover {
    background: #005ba2;
}

::-webkit-scrollbar-button {
    width: 3px;
    height: 3px;
}

.flex {
    display: -webkit-flex;
    display: flex;
    width: 100%;
    flex-wrap: wrap;
}

.box_con {
    box-sizing: border-box;
    max-width: 1920px;
    padding: 0 120px;
    margin: 0 auto;
}
.box_con2 {
    max-width: 1340px;
    margin: 0 auto;
}
img {
    display: block;
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
    margin: 0;
}

/* 滤镜-图片变纯黑 */
.img-black {
    filter: brightness(0);
}

/* 滤镜-图片变纯白 */
.img-white {
    filter: brightness(0) invert(1);
}

/* header */
header {
    position: fixed;
    z-index: 99;
    width: 100%;
    top: 0;
    left: 0;
    right: 0;
    transition: all 0.5s;
    background: rgba(255, 255, 255, 0.8)
}

header h1{
    width: 250px;
    margin: 0;
    height: 90px;
}
header h1 a{
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}
header h1 img{
    object-fit: contain;
}
.head_right{
    width: calc(100% - 250px);
    justify-content: flex-end;
    align-items: center;
}
.head_right nav{
    width: calc(100% - 60px - 140px);
    padding-right: 30px;
    box-sizing: border-box;
    justify-content: flex-end;
}
.head_right nav .nav_item a{
    font-size: 24px;
    color: #020721;
    padding: 0 20px;
    font-weight: bold;
}
.head_right nav .nav_item a:hover{
    color: #020721 !important;
}
.head_lange{padding: 0 40px;position: relative;}
.head_lange::before,
.head_lange::after{
    content: "";
    width: 2px;
    height: 14px;
    background: #020721;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
}
.head_lange::after{right: 0;left: auto;}

.head_lange a{display: inline-flex;align-items: center;font-size: 20px;}
.head_lange a img{margin-right: 10px;}
.head_search {
    margin-left: 40px;
    width: 20px;
    position: relative;
}
.head_search span{
    cursor: pointer;
}

.head_search .search_bd {
    width: 280px;
    height: 0px;
    line-height: 45px;
    border-radius: 4px;
    background: #fff;
    padding-left: 10px;
    box-sizing: border-box;
    display: inline-flex;
    position: absolute;
    right: 0;
    top: 55px;
    overflow: hidden;
    transition: all 0.5s;
    font-size: 15px;
}
.head_search.active .search_bd{
    height: 45px;
    transition: all 0.5s;
}
.head_search .search_bd input {
    width: calc(100% - 45px);
    height: 45px;
    line-height: 45px;
}

.head_search .search_bd button {
    width: 45px;
    height: 45px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #005ba2;
    color: #fff;
}
/* end header */

/* footer */
footer {
    background: #f6f6f6;
}

.foot_top {
    padding: 60px 0 40px;
    justify-content: space-between;
}
.foot_top .foot_logo{
    width: 250px;
    line-height: 75px;
}
.foot_top .foot_logo a{
    display: flex;
    align-items: center;
    height: 100%;
}
.foot_top .foot_hot{
    width: 25%;
    font-family: Arial;
    font-size: 40px;
    color: #005ba2;
    padding-left: 60px;
    box-sizing: border-box;
}
.foot_top .foot_hot span{
    display: inline-flex;
    opacity: 0.6;
    font-size: 20px;
    flex-wrap: wrap;
    align-items: center;
    color: #020721;
}
.foot_top .foot_hot span img{
    width: 20px;
    height: 20px;
    margin-right: 10px;
}
.foot_top .foot_hot b{
    display: block;
    font-weight: 900;
    letter-spacing: 2px;
}
.foot_center{
    padding: 40px 0;
    border-top: 1px solid #e5e6e7;
}
.foot_center .foot_nav{
    width: 58%;
}
.foot_center .foot_nav .foot_left{
    width: 60%;
    border-right: 1px solid #e5e6e7;
    box-sizing: border-box;
}
.foot_center .foot_nav .foot_right{
    width: 40%;
    padding: 0 60px;
    box-sizing: border-box;
}
.foot_center .foot_nav .foot_right .item_tit a{display: inline-flex;align-items: center;justify-content: space-between;width: 100%;}
.foot_center .foot_nav .foot_right .item_tit a span{
    display: block;
    width: 12px;
    height: 12px;
    background: url(../images/jt_icon.png) no-repeat right center;
    filter: brightness(0);
}
.foot_center .foot_nav .item_tit{
    font-size: 24px;
    font-weight: bold;
    color: #020721;
    line-height: 40px;
    margin-bottom: 10px;
}
.foot_center .foot_nav .item_con{
    display: flex;
    flex-wrap: wrap;
}
.foot_center .foot_nav .item_con>a{
    width: calc(100% / 2);
    font-size: 20px;
    line-height: 30px;
    padding: 5px 0;
    opacity: 0.6;
}
.foot_center .foot_nav .item:last-child{
    margin-right: 0;
}

.foot_center .foot_ewm{
    width: 17%;
    text-align: center;
    border-left: 1px solid #e5e6e7;
    padding: 0 60px;
    box-sizing: border-box;
}
.foot_center .foot_ewm img{
    width: 130px;
    height: 130px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    margin: 15px auto;
}
.foot_center .foot_info{
    width: 25%;
    box-sizing: border-box;
    border-left: 1px solid #e5e6e7;
    font-size: 20px;
    padding-left: 60px;
}
.foot_center .foot_info span{
    display: inline-flex;
    align-items: center;
    opacity: 0.6;
    margin-bottom: 5px;
    color: #020721;
}
.foot_center .foot_info b{
    display: block;
    font-weight: 550;
    color: #020721;
    margin-bottom: 20px;
}
.foot_center .foot_info b font{
    font-size: 14px;
}
.foot_center .foot_info b:last-child{
    margin-bottom: 0;
}
.foot_center .foot_info img{
    width: 20px;
    height: 20px;
    margin-right: 10px
}
.foot_btm {
    border-top: 1px solid #e5e6e7;
    font-size: 16px;
    opacity: 0.6;
    line-height: 30px;
    padding: 25px 0;
    color: #020721;
}

.foot_btm a {
    margin-left: 15px;
}

.gotops {
    position: fixed;
    z-index: 99;
    right: 20px;
    bottom: 15%;
    opacity: 0;
    background: #b60005;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-sizing: border-box;
    border-radius: 50%;
}

.gotops.toshow {
    opacity: 1;
}

/* myBanner */
.myBanner {
    text-align: center;
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.myBanner .swiper-slide{
    width: 100%;
    height: 100%;
}
.myBanner .swiper-slide a{
    text-align: center;
    display: block;
    width: 100%;
    height: 100%;
}
.myBanner .swiper-button-next,
.myBanner .swiper-button-prev {
    width: 50px;
    height: 50px;
    line-height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: #020721;
    position: absolute;
    top: auto;
    bottom: 60px;
    transform: translateY(-50%);
    z-index: 3;
}

.myBanner .swiper-button-next::after,
.myBanner .swiper-button-prev::after {
    font-size: 16px;
    color: #fff;
}

.myBanner .swiper-button-next:hover,
.myBanner .swiper-button-prev:hover {
    background: #005ba2;
}
.myBanner .swiper-button-next {
    right: 120px;
}

.myBanner .swiper-button-prev {
    left: auto;
    right: 200px;
}

.myBanner .swiper-pagination-banner {
    position: absolute;
    width: 50%;
    bottom: 80px;
    left: 120px;
    z-index: 2;
    text-align: left;
}

.myBanner .swiper-pagination-banner .swiper-pagination-bullet {
    width: 14px;
    height: 14px;
    background: #fff;
    margin: 0 10px;
}

.myBanner .swiper-pagination-banner .swiper-pagination-bullet-active {
    background: #005ba2;
}

/* title */
.title{
    font-weight: bold;
    color: #020721;
}
.title .title_en{
    font-size: 22px;
    opacity: 0.3;
    text-transform: uppercase;
}
.title .title_cn{
    font-size: 52px;    
}
.more{
    width: 180px;
    border: 1px solid #020721;
    line-height: 50px;
    border-radius: 25px;
    text-align: center;
    overflow: hidden;
    position: relative;
    font-size: 14px;
    margin-top: -60px;
    z-index: 2;
}
.more::after{
    content: "";
    display: block;
    width: 0;
    height: 0;
    background: #005ba2;
    position: absolute;
    top: 50%;
    transform: translate(-50%,-50%);
    left: 50%;
    border-radius: 50%;
    transition: all 0.5s;
}
.more:hover::after{
    width: 180px;
    height: 180px;
    transition: all 0.5s;
}
.more a{
    display: inline-flex;
    justify-content: space-between;
    align-items: center;
    width: 92%;
    position: relative;
    z-index: 2;
    transition: all 0.5s;
    text-indent: 1em;
}
.more:hover a{
    color: #fff !important;
    transition: all 0.5s;
}
.more a span{
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #005ba2;
    display: inline-flex;
    justify-content: center;
    align-items: center;
}
.more a span img{
    width: 12px;
    height: 12px;
    filter: brightness(0) invert(1);
}
.box{
    padding: 90px 0;
    height: 940px;
    box-sizing: border-box;
}
.boxs{
    padding: 90px 0;
    box-sizing: border-box;
}
.product_tits{
    padding: 30px 0;
    display: flex;
    align-items: center;
}
.product_tits span{
    width: 17%;
    padding: 10px 30px;
    font-size: 24px;
    font-weight: bold;
    color: #020721;
    line-height: 1.5;
    border-radius: 50px;
    display: block;
    cursor: pointer;
}
.product_tits span.active{
    background: #005ba2;
    color: #fff;
    
}
.myProduct{
    max-width: 1920px;
    width: 100%;
    overflow: hidden;
    margin: 0 auto;
    padding: 100px 0;
    display: none;
}
.myProduct.active{
    display: block;
}
.myProduct .swiper-slide{
    height: 420px;
    background: url(../images/myProduct_bg.jpg) no-repeat center;
    background-size: cover;
    border-radius: 10px;
    text-align: center;
    width: 660px;
}
.myProduct .swiper-slide .pic{
    margin: 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 320px;
    padding-top: 30px;
}
.myProduct .swiper-slide .pic img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.myProduct .swiper-slide .tit{
    font-size: 20px;
    opacity: 0;
    font-weight: bold;
}

.myProduct .swiper-slide-active .tit{opacity: 1;}
.myProduct .swiper-slide-prev .pic img,
.myProduct .swiper-slide-next .pic img{transform: scale(0.7);}
.myProduct .swiper-button-prev,
.myProduct .swiper-button-next{width: 50px;height: 50px;background: rgba(255, 255, 255, 0.1) ;z-index: 3;border-radius: 50%;border: 1px solid rgba(0, 91, 162, 0.5);box-sizing: border-box;opacity: 1;pointer-events:auto;cursor: pointer;text-align: center;line-height: 50px;}
.myProduct .swiper-button-prev{left: 31%;}
.myProduct .swiper-button-next{right: 31%;}
.myProduct .swiper-button-prev::after,
.myProduct .swiper-button-next::after{font-size: 20px;font-weight: bold;color: #005ba2;}
.myProduct .swiper-button-prev:hover,
.myProduct .swiper-button-next:hover{background: #005ba2;}
.myProduct .swiper-button-prev:hover::after,
.myProduct .swiper-button-next:hover::after{color: #fff;}

.about_cons{width: 60%;margin: 30px 0;}
.about_cons .tit{font-size: 30px;font-weight: bold;color: #fff;}
.about_cons .txt{font-size: 18px;line-height: 30px;color: #fff;margin: 30px 0;}
.about_cons .more{margin: 0;border: 1px solid #fff;}
.about_cons .more a{color: #fff;}
.about_items {justify-content: space-between;margin-top: 90px;}
.about_items .item{box-sizing: border-box;position: relative;}
.about_items .item::before,
.about_items .item:after{content: "";display: block;position: absolute;right: -100%;top: 0;}
.about_items .item:last-child::before,
.about_items .item:last-child::after{display: none;}
.about_items .item::before{width: 1px;height: 100%;background: rgba(255, 255, 255, 0.1);}
.about_items .item::after{width: 5px;height: 60px;background: #005ba2;right: calc(-100% - 2px);}
.about_items .item .icon{width: 62px;height: 62px;}
.about_items .item .num{font-size: 18px;color: #fff;}
.about_items .item .num b{font-size: 60px;}
.about_items .item .text{font-size: 18px;color: #fff;}

.myNews{
    width: 100%;
    padding: 60px 0;
}
.myNews .swiper-slide .img{
    width: 100%;
    height: 280px;
    overflow: hidden;
    border-radius: 10px;
}
.myNews .swiper-slide .img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.myNews .swiper-slide .tct{
    padding: 18px 30px;
    box-sizing: border-box;
}
.myNews .swiper-slide .tct .time{
    display: inline-flex;
    align-items: center;
    font-size: 16px;
    color: #005ba2;
    line-height: 30px;
}
.myNews .swiper-slide .tct .time img{
    width: 12px;
    height: 12px;
    margin-right: 10px;
}
.myNews .swiper-slide .tct .tit{
    font-size: 28px;
    line-height: 36px;
    font-weight: bold;
    margin: 10px 0;
}
.myNews .swiper-slide .tct .txt{
    font-size: 18px;
    line-height: 30px;
    color: #020721;
    opacity: 0.8;
}
.myNews .swiper-pagination-news{top: auto;bottom: 20px;width: 90%;}
.myNews .swiper-button-prev,
.myNews .swiper-button-next{right: 0;bottom: 0;top: auto;width: 40px;height: 40px;line-height: 40px;border: 1px solid #005ba2;border-radius: 50%;}
.myNews .swiper-button-prev{left: auto;right: 80px;}
.myNews .swiper-button-prev::after,
.myNews .swiper-button-next::after{font-size: 20px;}
.swiper-pagination-progressbar .swiper-pagination-progressbar-fill{background: #005ba2;}
a:hover{color: #005ba2;}

.bar{height: 580px;}
.bar .bar_con{height: 100%;width: 100%;justify-content: flex-end;;flex-direction: column;color: #fff;}
.bar .bar_con .bar_cn{font-size: 54px;font-weight: bold;padding-bottom: 10px;}
.bar .bar_con .bar_en{font-size: 16px;line-height: 30px;text-transform: uppercase;opacity: 0.6;align-items: center;}
.bar .bar_con .bar_en img{margin-right: 10px;}
.crumb{padding-bottom: 40px;align-items: center;font-size: 14px;line-height: 24px;color: #fff;padding-top: 160px;}
.crumb a{color: #fff;padding: 0 5px;}

.about_con{justify-content: space-between;}
.about_left,
.about_right{width: 47%;}
.title_tit{font-size: 30px;font-weight: bold;color: #020721;}
.title_txt{font-size: 24px;line-height: 30px;color: #020721;padding: 20px 0 50px;}

.about_tit{font-size: 34px;color: #020721;font-weight: 500;}
.about_right .editor{padding-right: 30px;box-sizing: border-box;height: 500px;overflow-y: auto;}
.editor{font-size: 18px;line-height: 32px;color: #666;}
.about_items2 .item .num{color: #005ba2;}
.about_items2 .item::before, .about_items2 .item:after{display: none;}
.about_items2 .item .text{color: #020721;}

.news_top{padding: 30px;background: rgba(255, 255, 255, 0.5);border-radius: 10px;margin-bottom: 60px;box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);}
.news_top a{align-items: center;}
.news_top .item_img{width: 45%;height: 310px;border-radius: 10px;overflow: hidden;}
.news_top .item_img img{width: 100%;height: 100%;object-fit: cover;transition: all ease-in-out 0.5s;}
.news_top .item_con{width: 55%;height: 100%;padding-left: 30px;box-sizing: border-box;}
.news_top .item_con .slide_txt{font-size: 18px;line-height: 36px;color: #020721;opacity: 0.8;}
.news_top .item_con .slide_more{display: inline-flex;align-items: center;font-size: 16px;line-height: 50px;opacity: 0.8;border: 1px solid #020721;width: 180px;border-radius: 50px;justify-content: space-around;margin-top: 30px;color: #020721;}
.news_top:hover .item_img img{transform: scale(1.1);transition: all ease-in-out 0.5s;}
.news_top:hover .item_con .slide_more{background: #005ba2;color: #fff;border: 1px solid #005ba2;}
.news_top:hover .item_con .slide_more span{filter: brightness(0) invert(1);}

.news_list .item{width: calc(100% / 3 - 27px);margin-right: 40px;margin-bottom: 30px;}
.news_list .item:nth-child(3n){margin-right: 0;}
.news_list .item .item_img{height: 230px;overflow: hidden;border-radius: 10px;}
.news_list .item .item_img img{width: 100%;height: 100%;object-fit: cover;transition: all ease-in-out 0.5s;}
.news_list .item .item_con{padding: 20px;box-sizing: border-box;}
.news_top .item_con .slide_day,
.news_list .item .item_con .slide_day{display: inline-flex;align-items: center;filter: brightness(0);font-size: 16px;}
.news_top .item_con .slide_day img,
.news_list .item .item_con .slide_day img{margin-right: 10px;}
.news_top .item_con .slide_tit,
.news_list .item .item_con .slide_tit{font-size: 26px;font-weight: bold;margin: 10px 0;}
.news_list .item:hover .item_img img{transform: scale(1.1);transition: all ease-in-out 0.5s;}

.news_titles{text-align: center;border-bottom: 1px solid rgba(2, 7, 33, 0.1);padding-bottom: 30px;margin-bottom: 30px;}
.news_titles .tit{font-size: 46px;font-weight: bold;color: #020721;margin-bottom: 10px;}
.news_titles .txt span{margin: 0 20px;font-size: 16px;}

.pages{width: 100%;}
.page_list{justify-content: center;padding: 30px 0;}
.page_list .pages_list_item{width: 60px;height: 60px;border: 1px solid #e5e6e7;text-align: center;line-height: 58px;font-size: 20px;color: #020721;margin: 0 5px;overflow: hidden;box-sizing: border-box;border-radius: 50%;}
.page_list .pages_list_item a{display: flex;align-items: center;justify-content: center;color: #020721;height: 100%;}
.page_list .pages_list_item.active a,
.page_list .pages_list_item:hover a {background: #005ba2;color: #fff;transition: all ease-in-out 0.5s;}
.page_list .pages_list_item a span{display: block;width: 12px;height: 12px;background: url(../images/jt_icon.png) no-repeat center center/contain;transition: all ease-in-out 0.5s;}
.page_list .pages_list_item:hover a span{filter: brightness(0) invert(1);}
.page_list .pages_list_item:first-child{transform: rotateY(180deg);}

.product_page{margin: 60px auto 0;justify-content: space-between; background: #fff;padding: 0 60px;box-sizing: border-box;}
.product_page_item a{font-size: 20px;line-height: 60px;color: #020721;box-sizing: border-box;justify-content: space-between;width: 100%;align-items: center;display: inline-flex;padding: 20px 0;}
.product_page_item a em{display:inline-block;vertical-align: middle;background: url(../images/jt_icon.png) no-repeat center/contain;transition: ease-in-out 0.5s;width: 12px;height: 12px;margin: 0 10px;transition: ease-in-out 0.5s;filter: brightness(0);}
.product_page_item:nth-child(2) a{justify-content: center;}
.product_page_item:nth-child(2) a em{background: url(../images/jt_icon2.png) no-repeat;width: 18px;height: 14px;margin-right: 10px;background-size: contain !important;}
.product_page_item:nth-child(1) a em{transform: rotate(180deg);}
.product_page_item:last-child a{flex-direction: row-reverse;}

.contact_top .left{width: calc(50% - 60px);}
.contact_top .left .tit{font-size: 20px;display: inline-flex;align-items: center;line-height: 36px;padding-top: 50px;}
.contact_top .left .tit img{margin-right: 10px;}
.contact_top .left .txt{font-size: 26px;font-weight: bold;color: #020721;}
.contact_top .left .txt b{font-size: 30px;}
.contact_top .left .txt span{display: block;font-size: 20px;line-height: 36px;}
.contact_top .left .tst{margin-top: 50px;display: inline-flex;align-items: center;flex-direction: column;}
.contact_top .left .tst img{width: 140px;height: 140px;}
.contact_top .left .tst span{font-size: 14px;}
.contact_top .right{position: absolute;left: 50%;max-width: 960px;}

.contact_btm{flex-direction: row-reverse;padding: 120px 0;}
.contact_btm .contact_form{width: calc(50% - 60px);}
.contact_btm .contact_form .form_item1{justify-content: space-between}
.contact_btm .contact_form .form_item1 .form_items{width: 48%;}
.form_items_tit{font-size: 20px;line-height: 36px;margin-top: 30px;}
.form_items_tit font{color: #b60005;}
.form_items_txt{position: relative;}
.form_items_txt .yzm_img{position: absolute;right: 0;width: 130px;height: 58px;display: inline-flex;align-items: center;background: #fff;top: 1px;right: 1px;border-radius: 10px;}
.form_items_txt:last-child{text-align: right;}
.form_items_txt button{width: 160px;background: #b60005;color: #fff;border-radius: 10px;line-height: 60px;}
.form_items_tit font{color: #b60005;}
.form_items_txt input{height: 60px;line-height: 60px;border: 1px solid #cfd8dc;border-radius: 10px;padding-left: 10px;width: 100%;box-sizing: border-box;font-size: 16px;}
.form_items_txt textarea{height: 120px;line-height: 60px;border: 1px solid #cfd8dc;border-radius: 10px;padding-left: 10px;width: 100%;box-sizing: border-box;font-size: 16px;}
.contact_btm .contact_pic{right: 50%;position: absolute;max-width: 960px;}

.strength_list .item{width: calc(100% / 3 - 27px);margin-right: 40px;margin-bottom: 40px;}
.strength_list .item:nth-child(3n){margin-right: 0;}
.strength_list .item .item_img{height: 230px;overflow: hidden;border-radius: 10px;position: relative;}
.strength_list .item .item_img::after{content: "";display: block;width: 36px;height: 36px;background: url(../images/video_icon.png) no-repeat center/contain;position: absolute;top: 50%;left: 50%;transform: translate(-50%,-50%);}
.strength_list .item .item_img img{width: 100%;height: 100%;object-fit: cover;transition: all ease-in-out 0.5s;}
.strength_list .item .item_tit{font-size: 22px;line-height: 36px;font-weight: bold;text-align: center;padding: 20px 0;}
.strength_list .item:hover .item_img img{transform: scale(1.1);transition: all ease-in-out 0.5s;}

.product_con{align-items: flex-start;}
.product_nav{padding: 30px;box-sizing: border-box;width: 380px;background: #fff;border-radius: 10px;box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);}
.product_nav .tit{font-size: 34px;font-weight: bold;color: #020721;padding-bottom: 30px;}
.product_nav .tct a{font-size: 19px;font-weight:bold;display: flex;width: 100%;padding: 10px 0;justify-content: space-between;align-items: center;position: relative;transition: all ease-in-out 0.5s;position:relative;}
.product_nav .tct a span{display: block;width: 12px;height: 12px;background: url(../images/jt_icon.png) no-repeat center/cover;filter: brightness(0);position: absolute;right: 0;}
/*.product_nav .tct a::before{content: "";display: block;width: 10px;height: 10px;background: #005ba2;border-radius: 50%;position: absolute;left: 0;opacity: 0;top: 50%;transform: translateY(-50%);transition: all ease-in-out 0.5s;}*/
.product_nav .tct a.active,
.product_nav .tct a:hover{color: #005ba2;transition: all ease-in-out 0.5s;}
.product_nav .tct a.active::before,
.product_nav .tct a:hover::before{opacity: 0;transition: all ease-in-out 0.5s;transition-delay: 0.5s;}
.product_nav .tct a.active span,
.product_nav .tct a:hover span{filter: brightness(1);}
.product_list{width: calc(100% - 380px);padding-left: 35px;box-sizing: border-box;}
.product_list .tit{font-size: 30px;font-weight: bold;color: #020721;margin: 30px 0;}
.product_list .product_items .item{width: calc(100% / 3 - 24px);margin-right: 35px;margin-bottom: 45px;background: #fff;border-radius: 10px;border: 1px solid #fff;box-sizing: border-box;}
.product_list .product_items .item:nth-child(3n){margin-right: 0;}
.product_list .product_items .item:hover{border: 1px solid #005ba2;}
.product_list .product_items .item .item_img{height: 310px;overflow: hidden;border-radius: 10px;display: inline-flex;align-items: center;justify-content: center;width: 100%;}
.product_list .product_items .item .item_tit{font-size: 22px;font-weight: bold;text-align: center;padding: 10px;box-sizing: border-box;}

.product_imgs{width: 50%;}
.product_imgs .view{width: 100%;box-sizing: border-box;overflow: hidden;height:460px;position: relative;background: #fff;border-radius: 10px;box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);}
.product_imgs .view .swiper-container{height: 460px;}
.product_imgs .preview{width: 100%;position: relative;margin: 20px auto 0;}
.product_imgs .preview .swiper-container .swiper-slide{width: 100px !important;height: 60px !important;border-radius: 10px;margin-right: 13px;line-height: 60px;border: 1px solid #eee;box-sizing: border-box;background: #fff;}
.product_imgs .swiper-container .swiper-slide a{display: flex;align-items: center;justify-content: center;justify-items: center;padding: 5px;box-sizing: border-box;height: 100%;}
.product_imgs .preview .swiper-container{box-sizing: border-box;position: relative;overflow: hidden;width: 560px;margin: 0 auto;}
.product_imgs .preview .swiper-container .swiper-slide.active-nav{border:1px solid #005ba2;box-sizing: border-box;}
.product_imgs .preview .arrow-right,
.product_imgs .preview .arrow-left{width: 40px;height: 40px;border-radius: 50%;background: #e7ecf2;display: block;text-align: center;font-family: 'Courier';font-weight: bold;line-height: 40px;position: absolute;top: 50%;transform: translateY(-50%);z-index: 10;cursor: pointer;}
.product_imgs .preview .arrow-right{right: 0px;}
.product_imgs .preview .arrow-left{left: 0px;}
.product_imgs .view .arrow-right,
.product_imgs .view .arrow-left{opacity: 0;}

.product_tct{width: calc(50%);padding-left: 60px;box-sizing: border-box;}
.product_tit{font-size: 34px;font-weight: bold;color: #020721;border-bottom: 1px solid #cfd8dc;padding-bottom: 30px;margin-bottom: 30px;}
.product_con>.tit{font-size: 22px;padding-left: 14px;border-left: 2px solid #005ba2;line-height: 22px;color: #020721;font-weight: 500;}
.product_con .txt{font-size: 16px;line-height: 26px;color: #666;margin:20px 0 30px;}
.product_con .btns a{display: block;width: 100%;line-height: 60px;font-size: 20px;color: #fff;background: #005ba2;border-radius: 10px;text-align: center;margin-top: 60px;}

.product_info_btm{padding-top: 60px;}
.product_info_btm .tit{font-size: 30px;font-weight: bold;color: #020721;line-height: 2;position: relative;padding-left: 20px;box-sizing: border-box;}
.product_info_btm .tit::before{content: "";display: block;width: 4px;height: 20px;background: #005ba2;position: absolute;left: 0;top: 50%;margin-top: -10px;}
.product_info_btm_tit{border-top: 1px solid #cfd8dc;border-bottom: 1px solid #cfd8dc;}

.product_info_btm_tit .item span{line-height: 80px;font-size: 20px;color: #020721;font-weight: bold;margin-right: 40px;cursor: pointer;}
.product_info_btm_tit .item span.active,
.product_info_btm_tit .item span:hover{color: #005ba2;position: relative;}
.product_info_btm_tit .item span.active::after,
.product_info_btm_tit .item span:hover::after{content: "";display: block;width: 100%;height: 2px;position: absolute;bottom: -1px;left: 0;right: 0;background: #005ba2;}

.product_info_btm_item{display: none;}
.product_info_btm_item.active{display: block;}
.product_info_btm_item .mains_text{margin-top: 30px;}