.sub-banner {
    width: 100%;
    position: relative;
    overflow: hidden;
    height: 100vh;
}

.sub-banner .img {
    width: 100%;
    position: relative;
    overflow: hidden;
    height: 100%;
}

.sub-banner img {
    -webkit-transform: scale(1.2) translateX(-5%);
    -webkit-animation: imgAnimate 20s linear 1 forwards;
    height: 100%;
}

.sub-banner .txt {
    width: 100%;
    height: auto;
    position: relative;
    color: #fff;

    line-height: 1.2;
}

.sub-banner .txt .cn {
    font-size: 3vw;
    font-weight: bold;
}

.sub-banner .txt .en {
    font-size: 2vw;
    font-weight: bold;
    text-transform: uppercase;
}
.sub-banner.auto {
    height: auto;
}
@-webkit-keyframes imgAnimate {
    0% {
        -webkit-transform: scale(1.1) translateX(-5%);
    }
    100% {
        -webkit-transform: scale(1.1) translateX(0%);
    }
}
.sub_slogan {
    width: 50%;
    height: auto;
    position: absolute;
    left: 5%;
    top: 50%;
    /*transform: translate(-50%, -50%);*/
    transform: translateY(-50%);
}
.sub_productimg{
    width: 35%;
    height: auto;
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
}
.sub_nav {
    position: relative;
    height: auto;
    background: #fff;
}

.sub {
    width: 90%;
    display: flex;
    line-height: 70px;
    position: relative;
    justify-content: center;
    margin: auto;
}

.sub a {
    display: block;
    width: 19%;
    height: auto;
    position: relative;
    padding: 0px 0vw;
    transition: all 0.35s;
    border-bottom: 1px solid rgba(0, 0, 0, .1);
    text-align: center;
    margin: 0px 0.5%;
    font-size: 0.8vw;
}



.sub a::after {
    width: 0%;
    height: 2px;
    position: absolute;
    left: 50%;
    background-image: linear-gradient(90deg, #184791, #184791);
    content: '';
    bottom: -1px;
    transition: all 0.3s;
}

.sub a:hover,
.sub a.active {
    color: #184791;
}

.sub a:hover::after,
.sub a.active::after {
    width: 100%;
    left: 0%;
}
/*列表*/
.boxes {
    position: relative;
    padding: 6vw 0px;
    background-color: #fff;
    overflow: hidden;
    z-index: 2;
}
.st_fadeUp{
    -webkit-transition: all 1s ease 0.3s;
    -webkit-transform: translateY(50px);
    opacity: 0;
}
.st_fadeUp.is-inview {
    -webkit-transform: translateY(0px);
    opacity: 1;
}
.product .item {
    width: 49%;
    height: auto;
    position: relative;
    border: 1px solid rgba(0, 0, 0, .1);
    border-radius: 2.5vw 0px;
    padding: 2vw;
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin-bottom: 2vw;
    overflow: hidden;
}

.product .item::before{
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    /*background: url(/images/product_item_bg.jpg) no-repeat;*/
    background-size: cover;
    content: '';
    transition: background 0.4s cubic-bezier(0.215, 0.610, 0.355, 1), opacity 0.4s cubic-bezier(0.215, 0.610, 0.355, 1); /* 添加过渡效果 */
    opacity: 0; /* 初始透明度为0 */
}
.product .item:hover::before {
    background: linear-gradient(to bottom, #92b9c8,#dee2e8); /* 设置鼠标经过时的背景渐变色 */
    opacity: 1; /* 鼠标经过时透明度为1 */
}

.product .item .info {
    width: 50%;
    position: relative;
    cursor: pointer;
}

.product .item .info .name {
    font-size: 1.2vw;
    font-weight: bold;
    margin-bottom: 0.5vw;
    transition: color 0.5s cubic-bezier(0.215, 0.610, 0.355, 1); /* 添加过渡效果 */
}


.product .item .thum {
    width: 45%;
    position: relative;
    -webkit-transition: all 0.5s;
}
.product :hover.item .thum{
    transform: scale(1.1); /* 鼠标经过时放大1.1倍 */
}

.product .item .info .des {
    width: 100%;
    margin-top: 1vw;
    height: 6.5vw;
    line-height: 1.7vw;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    margin-bottom: 3vw;
    transition: color 0.5s cubic-bezier(0.215, 0.610, 0.355, 1); /* 添加过渡效果 */
}
.product :hover.item .info .name {
    color: #ffffff;
}
.product :hover.item .info .des{
    color: #ffffff;
}
.common_more {
    width: 8vw;
    height: 2.6vw;
    position: relative;
    display: block;
    color: #fff;
    line-height: 2.6vw;
    text-align: center;

    overflow: hidden;

}

.common_more::before{
    color: #fff;
    background: #184791;
    width: 100%;
    height: 100%;
    transition: all 0.4s cubic-bezier(0.215, 0.610, 0.355, 1);
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    border-radius: 7px;
}

.common_more p{
    z-index: 1;
    position: absolute;
    width: auto;
    height: auto;
    left: 30%;
    transition: all 0.4s cubic-bezier(0.215, 0.610, 0.355, 1);
}

.common_more .icon{
    width: 1.5vw;
    height: 1.5vw;
    position: absolute;
    left: 70%;
    top: 10px;
    line-height: 1.5vw;
    font-size: 1.2vw;
    transform: scale(0);
    transition: all 0.4s cubic-bezier(0.215, 0.610, 0.355, 1);
}
.common_more:hover p{
    left: 20%;
}
.common_more:hover .icon{
    transform: scale(1);
}

.common_more:hover::before{
    border-radius: 3px;
}

.copyright.h {
    position: relative;
    left: 0%;
    bottom: 0%;
    padding: 0px 3%;
    width: 100%;
    display: flex;
    justify-content: space-around;
    font-size: 0.7vw;
    line-height: 3vw;
    color: rgb(255 250 250);
    text-transform: uppercase;
    background: #000;
}
.copyright.h  a{
    color: #ffffff;
}
/*产品内页*/
.product_banner {
    width: 100%;
    height: 100vh;
    position: relative;
    background: url(/images/product_bg.jpg) center center no-repeat;
    background-size: cover;
    overflow: hidden;
}

.product_banner .left {
    width: 45%;
    height: auto;
    position: absolute;
    top: 30%;
    left: 5%;
    color: #fff;
}

.product_banner .left .name {
    width: 100%;
    height: auto;
    position: relative;
    padding-left: 30px;
    margin-bottom: 3vw;
}

.product_banner .left .name::after {
    width: 8px;
    height: 80%;
    position: absolute;
    left: 0;
    top: 15%;
    content: '';
    background: #184791;;
    border-radius: 20px 0px;
}

.product_banner .left .name .title {
    font-size: 1.5vw;
}

.product_banner .left .marks {
    width: 100%;
    height: auto;
    display: flex;
    flex-wrap: wrap;
    position: relative;
    margin-bottom: 2vw;
    line-height: 1.7vw;
}


.product_banner .left .info .it {
    font-size: 1.3vw;
    margin-bottom: 0.25vw;
}
.product_banner .left .info .singePage {
    width: 100%;
    line-height: 2;
    font-size: 0.8vw;
    margin-bottom: 2vw;
}
.product_banner .right {
    width: 45%;
    height: auto;
    position: absolute;
    right: 5%;
    top: 15%;
    line-height: 1.7vw;
}
.thum {
    position: relative;
    overflow: hidden;
}
.st_delay5 {
    -webkit-transition-delay: .5s;
}
.st_delay6 {
    -webkit-transition-delay: .6s;
}
.st_delay7 {
    -webkit-transition-delay: .7s;
}
.st_fadeRight {
    -webkit-transition: all 1.6s cubic-bezier(0.215, 0.610, 0.355, 1) .3s;
    -webkit-transform: translateX(100px);
    opacity: 0;
}
.st_fadeRight.is-inview {
    -webkit-transform: translateX(0px);
    opacity: 1;
}
.vx_more{
    margin-bottom: 2vw;
    cursor: pointer;
}
.floating_ewm{
    display:none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 1vw;
    cursor: pointer;
    width: 16vw;
    background: #ffffff;
    border-radius: 10px;
    text-align: center;
}
.floating_ewm img {
    width: 10vw;
    margin-top:1.5vw;
    display: initial;
}
.floating_ewm p {
    color: #4A4A4A;
    margin-top: 5px;
    font-size: .8vw;
    line-height: 1.2vw;
    text-align: center;
}
.floating_ewm .close{
    position: absolute;
    right: 2%;
    top: 5px;
    font-size: 1vw;
}
.w1400 {
    width: 90%;
    margin: 0px auto;
    position: relative;
}
.pt_box .thum {
    width: 40%;
    background: #f9f9f9;
    border-radius: 0.5vw;
}

.pt_box .thum .pic {
    background-size: contain;
}

.pt_box .right {
    width: calc(60% - 50px);
}
.pr_name {
    width: 100%;
    margin-bottom: 2vw;
    position: relative;
    font-size: 1.5vw;
    font-weight: 500;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, .1);
}

.pr_name::after {
    width: 45px;
    height: 10px;
    position: absolute;
    left: 0;
    bottom: -5px;
    content: '';
    background: #184791;
    border-radius: 0px 25px;
}
.prVideo {
    width: 100%;
    height:686px;
    position:relative;
    /*border: 5px solid #1955a5;*/
    border-radius: 10px;
    background: #1955a5;
    box-sizing: border-box;
    display: flex;
}
.prVideo video {
    width: 100%;
    display: block;
}

.ptn {
    text-align: center;
    position: absolute;
    top: 50%;
    right: 50%;
    width: 75px;
    height: 75px;
    line-height: 75px;
    transition: ease .5s;
    background: #ffff;
    border-radius: 50%;
    cursor: pointer;
    margin-right: -37.5px;
    margin-top: -37.5px;
    -webkit-transition: all .5s;
}

.ptn span {
    width: 30px;
    height: 30px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: block;
    background: url(/images/ptn_icon.png) no-repeat;
    background-size: 60px auto;
}

.ptn:before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, .5);
    transform: translate(-50%, -50%) scale(.9);
    transition: all .5s cubic-bezier(.215, .61, .355, 1) 0s;
}

.ptn:after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .25);
    transform: translate(-50%, -50%) scale(.9);
    transition: all .4s cubic-bezier(.215, .61, .355, 1) 50ms;
}

.ptn:hover:before {
    transform: translate(-50%, -50%) scale(1.3);
}

.ptn:hover:after {
    transform: translate(-50%, -50%) scale(1.6);
}

.ptn.active {
    -webkit-transform: scale(0.5);
    right: 0%;
}

.ptn.active span {
    background-position: -30px 0;
}
.pt_gz {
    width: 100%;
    margin-top: 5vw;
}
.pt_box .right .singePage {
    width: 100%;
    font-size: .8vw;
    line-height: 1.7vw;
}
.pt_gz .singePage {
    padding-top: 20px;
    display: flex;
    justify-content: center;
    width: 100%;
    margin: auto;
}
.pt_gz .singePage .view-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 20px;
    justify-content: center;
    width: 100%;
    flex-wrap: wrap;
}
.pt_gz .singePage .view-list li{
    width: calc(25% - 20px);
    border: 1px solid rgba(0, 0, 0, .1);
}
/*.pt_gz .singePage .view-list li .pic{*/
/*    background-size: contain;*/
/*    background-color: #000000;*/
/*}*/
.pt_gz .singePage .view-list li p{
    font-size: 16px;
    color: #242323;
    font-weight: 400;
    text-align: center;
}
@keyframes shubiaoAnm {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-0.5vw);
    }

    100% {
        transform: translateY(0);
    }
}
.shubiao {
    width: 40px;
    position: absolute;
    bottom: 1vw;
    left: 50%;
    margin-left: -20px;
    animation: shubiaoAnm 2s ease infinite;
    opacity: 0;
}

/* 分页 */
.paging{width: 100%;font-size: 0;text-align: center;user-select: none;}
.paging-menu, .paging-menu a{display: inline-block;vertical-align: middle;}
.paging-menu a{width: 50px;height: 50px;line-height: 50px;box-shadow: 0px 0px 19.6px 0.4px rgba(85, 98, 151, 0.1);margin: 5px;font-size: 16px;color: #59545d;transition: all .4s ease;border-radius: 50%;background-color: #fff;}
.paging-menu a:hover, .paging-menu a.active, .paging a.on{
    /*border-color: #e03033;*/
    color: #fff;
    background: #184791;
}
@media screen and (max-width: 1024px) {
    .sub-banner {margin-top: 7vh;}
    .sub_productimg{display: none;}
    .sub_slogan{width: 100%;left: 50%;top: 50%;transform: translate(-50%, -50%);}
    .sub-banner .txt {display: flex;justify-content: center;align-items: center;flex-direction: column;}
    .sub-banner .txt .cn {font-size: 5vw;font-weight: 400;}
    .sub-banner .txt .en {margin-top: 1vh; font-size: 3vw;font-weight: 400;}
    .sub {line-height: 4vh;}
    .sub a {font-size: 1vw;}
    .product .item {width: 100%; flex-direction: column-reverse;}
    .product .item .info {width: 90%;}
    .product .item .info .name {font-size: 3vw;}
    .product .item .info .des {font-size: 2vw; line-height: 1.7vh;}
    .product .item .info .common_more {width: 18vw; height: 2.6vh;line-height: 2.6vh; font-size: 1vh;}
/*内页*/
    .product_banner {display: flex; flex-direction: column-reverse;}
    .product_banner .right{width: 90%; top: 7vh;position: relative;  height: 50%;  left: 5%;}
    .product_banner .right .thum{display: flex;align-items: center;justify-content: center;}
    .product_banner .right .pic{width: 80%;}
    .product_banner .st_fadeRight {opacity: 1;-webkit-transform: translateX(0);}
    .product_banner .left {width: 90%; position: relative; height: 50%; top: 1vh;}
    .product_banner .left .name .title {font-size: 5vw;}
    .product_banner .left .marks {font-size: 3vw; line-height: 3vh;}
    .product_banner .left .info .it {font-size: 5vw;}
    .product_banner .left .info .singePage {font-size: 3vw; line-height: 3vh;}
    .product_banner .mobile .common_more {width: 50%; height: 6vh; line-height: 6vh; margin-top: 5vh; left: 20%;}
    .product_banner .mobile .common_more p {font-size: 4vw;}
    .pt_box .thum {display: none;}
    .pt_box .right {width: 100%;}
    .pr_name {font-size: 3vh;padding-bottom:10px;}
    .pr_name::after {height: 5px; bottom: -2px;}
    .pt_box .right .singePage {font-size: 2vh;  line-height: 3.5vh;}
    .pt_gz .singePage .view-list li {width: calc(50% - 20px);}
}