.third-content-box {
    display: flex;
    padding-left: 13.867085295656725%;
    padding-right: 13.867085295656725%;
    background: white;

}

.third-content {
    /*flex: 1;*/
    width: 25%;
    margin-left: 0.72%;
    margin-top: 12.957937584803256vw;
}

.product-center-box {
    /*margin-top: 3.11797vw;*/
    width: 100%;
    height: 100px;
    /*padding-bottom: 9.188138vw;*/
}

.product-center-box .title {
    font-size: 36px;
    color: #333;
    text-align: center;
    padding-top: 10%;
}


.product-center-box .subtitle {
    font-size: 24px;
    color: #a9a9a9;
    text-align: center;
    word-break: keep-all;
    white-space: nowrap;
}

.cover-box {
    background: pink;
    width: 100%;
    /*height: 100%;*/
    overflow: hidden;
    min-height: 30px;
}

.cover-box img {
    width: 100%;
    height: auto;;
    transition: all ease 0.3s;
    cursor: pointer;
}

.cover-box img:hover {
    transform: scale(1.12);
}
html::-webkit-scrollbar {
    display: none;
}


@media screen and (min-width: 1025px) {
    .banner-pic, .page2-box-mobile, .page3_box_mobile, .footer_nav_box {
        display: none;
    }


    .video-center-container {
        display: block;
    }

    .news-item .news-img-cover {
        max-height: 12.57239583333333vw;
    }
}

@media screen and (max-width: 1024px) {
    .banner-video, .page2-box-mobile, .third-content-box {
        display: none;
    }

    .banner-pic {
        display: block;
        width: 100%;
        height: 100%;
        padding-bottom: 50px;
    }

    .banner-pic img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }


    .banner-pic {
        display: block;
        width: 100%;
        height: 100%;
        padding-bottom: 50px;
    }

    .banner-pic img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }


    .news-item-inner {
        height: auto !important;
    }

    .news-item .time {
        color: #999;
        /*font-size: 12px;*/
        margin-top: 5px;
        line-height: 1;
        flex-shrink: 0;

        white-space: nowrap;
        margin-left: 0 !important;
    }


    .video-center-container {
        display: none;
    }


    .news-item .news-item-header {
        display: block !important;
    }

    /*第三屏 产品中心*/
    .page3_box_mobile {
        display: block;
    }

    .page3_box_mobile .title-box {
        margin-left: 3.733%;
        margin-bottom: 1.3333333333333335vw;
        margin-right: 3.733%;
        margin-top: 2.666666666666667vw;
    }

    .page3_box_mobile .middle-big-img-box {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
        box-sizing: border-box;
        position: relative;
        margin-left: 3.733%;
        margin-right: 3.733%;
        margin-top: 2.666666666666667vw;
        margin-bottom: 1.3333333333333335vw;
        text-align: center;

        min-height: 100%;
    }

    .page3_box_mobile .middle-big-img-box img {
        display: block;
        max-width: 100%;
        height: auto;
        max-height: 100%;
        object-fit: contain;
        margin: auto;
    }

    .page3_box_mobile .little-img-box {
        display: flex;
        flex-wrap: wrap;
        padding: 0 1%;
        margin-top: 8vw;

    }

    .page3_box_mobile .little-img-box .item {
        width: 33.3%;
        height: auto;
        padding: 0 1%;
        margin-bottom: 0.8vw;
        margin-top: 1.3333333333333335vw;
        box-sizing: border-box;
    }

    .page3_box_mobile .little-img-box .item img {
        width: 100%;
        height: auto;
    }
}


@media screen and (max-width: 768px) {
    .banner-video, .page2-box, .third-content-box {
        display: none;
    }


    .banner-pic {
        display: block;
        width: 100%;
        height: 100%;
        padding-bottom: 50px;
    }

    .banner-pic img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }


    /*第二屏简介*/
    .page2-box-mobile {
        display: block;
        height: 100%;
        width: 100%;
        overflow-y: scroll;
        /*border: 3px solid red;*/
        /*overflow-x: hidden;*/
    }

    .page2-box-mobile .title_box {
        padding: 50px 3.733% 0;
        box-sizing: border-box;

    }

    .page2-box-mobile .content {
        font-size: 14px;
        /*line-height: 28px;*/
        line-height: 22px;
        padding: 0px 3.733% 0;
        text-indent: 28px;
        box-sizing: border-box;
    }

    .page2-box-mobile .content .img_box {
        height: auto;
        max-height: 100%;
    }

    .page2-box-mobile .content img {
        height: auto;
        display: block;
        max-width: 100%;
    }

    /*第三屏 产品中心*/
    .page3_box_mobile {
        display: block;
    }

    .page3_box_mobile .title-box {
        margin-left: 3.733%;
        margin-bottom: 1.3333333333333335vw;
        margin-right: 3.733%;
        margin-top: 2.666666666666667vw;
    }

    .page3_box_mobile .middle-big-img-box {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
        box-sizing: border-box;
        position: relative;
        margin-left: 3.733%;
        margin-right: 3.733%;
        margin-top: 2.666666666666667vw;
        margin-bottom: 1.3333333333333335vw;
        text-align: center;

        min-height: 100%;
    }

    .page3_box_mobile .middle-big-img-box img {
        display: block;
        max-width: 100%;
        height: auto;
        max-height: 100%;
        object-fit: contain;
        margin: auto;
    }

    .page3_box_mobile .little-img-box {
        display: flex;
        flex-wrap: wrap;
        padding: 0 1%;
        margin-top: 8vw;

    }

    .page3_box_mobile .little-img-box .item {
        width: 33.3%;
        height: auto;
        padding: 0 1%;
        margin-bottom: 0.8vw;
        margin-top: 1.3333333333333335vw;
        box-sizing: border-box;
    }

    .page3_box_mobile .little-img-box .item img {
        width: 100%;
        height: auto;
    }

    .back-top-box {
        width: 48px !important;
        right: 0px;

    }

}


#swiper1 .swiper-container {
    width: 100%;
    /*height: 600px;*/
}


.my-video-container {
    position: relative;
}

.my-video-container::before {
    content: '';
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: 1000;
    background-color: #fff;
    opacity: 0;
    top: 0;
    left: 0;
}


.my-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/*首屏视频中间区域*/
.video-center-container {
    width: 100%;
    top: 21.57394843962008vw;
    min-width: 30px;
    min-height: 30px;
    position: absolute;
    left: 0;
}

.video-center-container .title {
    font-size: 48px;
    /*line-height: 48px;*/
    text-align: center;
    font-weight: bold;
    color: #fff;
}

.video-center-container .subtitle {
    font-size: 24px;
    /*line-height:24px;*/

    text-align: center;
    font-weight: bold;

    color: rgb(222, 222, 222)
}

.nav_item_arrow_hollow_triangle {
    width: 5px;
    height: 5px;
    border: solid currentColor;
    border-width: 1px 1px 0 0;
    transform: rotate(135deg);
    margin: 0 0 3.25px 5px;
    display: inline-block;
}


/*search*/
.search-box {
    /*float: right;*/
    min-height: 64px;
    width: 190px;
    margin-top: 20px;
    margin-right: 40px;


}

.search-box-content {
    height: 34px;
    font-size: 14px;
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: 38px;

    border-width: 1px;
    border-style: solid;
    border-color: #eee;
}

.site_search_input {
    display: block;
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
    padding: 0 14px;
    background-color: transparent;
}