/* banner 容器大小 */
    /* body {
        height: 6000px;
    } */
    @font-face {
        font-family: 'iconfont';  /* project id 3369469 */
        src: url('');
        src: url('?#iefix') format('embedded-opentype'),
        url('//at.alicdn.com/t/font_3369469_w3w5ur2uf4.woff2') format('woff2'),
        url('//at.alicdn.com/t/font_3369469_w3w5ur2uf4.woff') format('woff'),
        url('//at.alicdn.com/t/font_3369469_w3w5ur2uf4.ttf') format('truetype'),
        url('#iconfont') format('svg');
    }

    .swiper {
        width: 100%;
        height: 780px;
        margin: 0 auto;
	max-width: 192rem;
    }
    
    .service-advantage {
        position: relative;
        width: 1220px;
        height: 678px;
        margin-top: 200px;
    }
    
    .service-advantage .pngtitle {
        width: 186px;
        height: 140px;
        margin-left: 517px;
        margin-bottom: 40px;
    }
    
    .service-list .service1,
    .service2,
    .service3,
    .service4 {
        position: relative;
        float: left;
        background-color: #444;
        width: 290px;
        height: 488px;
        text-align: center;
    }
    
    .service-list h4 {
        font-family: Source Han Sans CN;
        font-size: 2.6rem;
        font-style: normal;
        font-weight: 700;
        line-height: 35px;
        letter-spacing: 0em;
        text-align: center;
        margin-top: 66px;
        color: #fff;
    }
    
    .service-list p {
        visibility: hidden;
        position: absolute;
        left: 0;
        bottom: 0;
        width: 290px;
        height: 158px;
        padding-top: 26px;
        background-color: #fff;
        font-size: 2.6rem;
        line-height: 34px;
        color: #444655;
        font-weight: 500;
    }
    
    .service-list .service1:hover p {
        visibility: visible;
    }
    
    .service-list .service2:hover p {
        visibility: visible;
    }
    
    .service-list .service3:hover p {
        visibility: visible;
    }
    
    .service-list .service4:hover p {
        visibility: visible;
    }
    
    .service1 {
        background: url(../images/fuwuyoushi1.png) no-repeat center;
        background-size: 290px 488px;
    }
    
    .service2 {
        background: url(../images/fwys2.png) no-repeat center;
        background-size: 290px 488px;
    }
    
    .service3 {
        background: url(../images/fwys3.png) no-repeat center;
        background-size: 290px 488px;
    }
    
    .service4 {
        background: url(../images/fwys4.png) no-repeat center;
        background-size: 290px 488px;
    }
    .banner img{
        width: 100%;
    }

    /*服务优势*/
    .index_merit div, .index_product div, .news_images_title {
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .merit_title, .news_images_title{
        margin: 20rem 0 5rem;
    }

    .merit_title img, .news_images_title img{
        width: 18.6rem;
        height: 14rem;
    }

    .merit_content > div {
        position: relative;
        width: 29rem;
        height: 48.8rem;
        margin-right: 2rem;
        flex-direction: column;
        text-align: center;
        justify-content: flex-end;
        transition: all 3s;
        cursor: pointer;

    }
    .merit_content > div:hover .merit_item_content div{

        height: 15.7rem;
        transition: all 3ms;
        display: flex;
    }

    .merit_content > div:last-child {
        margin-right: 0;
    }

    .merit_content img {
        position: absolute;
        width: 100%;
    }
    
    .merit_item_title {
        color: #fff;
        font-size: 2.6rem;
        line-height: 3.5rem;
        font-weight: 700;
        position: relative;
        z-index: 1;
        margin-bottom: 20rem;
    }
    .merit_item_content {
        width: 100%;
        margin-top: 0.6rem;
    }
    .merit_item_content div{
        font-size: 2.6rem;
        line-height: 3.5rem;
        font-weight: 500;
        width: 100%;
        color: #444655;
        height: 0;
        background: rgba(255, 255, 255, 0.5);
        position: relative;
        z-index: 1;
        display: none;
        transition: all 3s;
    }

    /*服务项目*/
    .index_perfect {
        width: 122rem;
        margin: 20rem auto 0;
    }

    .perfect_head_logo img {
        width: 16.5rem;
    }


    .perfect_head > div , .perfect_head_title, .perfect_head_title div{
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
    }

    .perfect_head_title div {
        font-size: 1.8rem;
        font-weight: 400;
        line-height: 1.8rem;
        color: #444655;
        position: relative;
    }
    .perfect_head_hover .active:after {
        content: "";
        width: 1.8rem;
        height: 1.8rem;
        background: #fff;
        transform: rotate(45deg);
        position: absolute;
        left: calc(50% - 0.9rem);
        bottom: -3.4rem;
    }

    .perfect_head_title div div {
        padding: 1.4rem;
        margin: 1rem;
        transition: all 0.25s;
        cursor: pointer;
	letter-spacing: 0.3rem;
    }

    .perfect_head_hover .active {
        background: #5DECBF;
        box-shadow: 2px 2px 0 rgba(93, 236, 191, 0.25);
        border-radius: 4px;
        color: #fff;
	font-weight: 700;
    }

    .perfect_head_hover div:hover:after{
        display: inline-block;
    }

    .perfect_head_right div {
        align-items: center;
    }

    .perfect_head_right img {
        width: 1.8rem;
        height: 1.8rem;
        margin-left: 0.5rem;
    }

    .perfect_content{
        background: #fff;
        margin-top: 1.5rem;
        display: none;
    }

    .perfect_content.active {
        display: flex;
    }

    .perfect_content_cover {
        width: 51.8rem;
        height: 31.6rem;
    }

    .perfect_content_cover img {
        width: 100%;
        height: 100%;
    }

    .perfect_content_detail > div {
        margin:5rem 0 4rem 13.8rem;
        max-width: 37.9rem;
        color: #444655;
    }

    .perfect_content_detail h3 {
        font-size: 2.6rem;
        line-height: 3.5rem;
        font-weight: 600;
        margin-bottom: 1rem;
	white-space: nowrap;
	    overflow: hidden;
	    text-overflow: ellipsis;
	    color: #222;
    }

    .perfect_content_detail div {
        font-size: 1.8rem;
        line-height: 2.3rem;
        font-weight: 400;
    }

    .perfect_content_detail p {
        font-size: 1.6rem;
        line-height: 3.4rem;
        font-weight: 400;
        margin: 1rem 0;
        height: 10.2rem;
	    display: -webkit-box;
        overflow: hidden;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
    }

    .perfect_content_detail button {
        background: #5DECBF;
        color: #fff;
        box-shadow: 2px 2px 0 rgba(93, 236, 191, 0.25);
        border-radius: 4px;
        padding: 0.5rem 1rem;
        font-weight: bold;
        font-size: 1.6rem;
        line-height: 1.8rem;
    }

    .perfect_content_detail button img {
        width: 2rem;
    }

    /*产品中心*/
    .product_list {
        width: 122rem;
        display: flex;
        flex-wrap: wrap;
        margin: 0 auto;
        justify-content: flex-start;
    }

    .product_list > div {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 29rem;
        background: #fff;
        margin-bottom: 2rem;
        padding: 2rem;
        margin-right: 2rem;
    }

    .product_list > div:nth-child(4n) {
        margin-right: 0;
    }

    .product_list > div div {
        width: 100%;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .product_list > div img {
        width: 100%;
    }

    .product_list h4 {
        font-size: 2rem;
        line-height: 2.8rem;
        color: #444655;
        margin-bottom: 1rem;
        font-weight: 500;
    }

    .product_list span, .product_list div{
        font-size: 1.6rem;
        line-height: 2.8rem;
        color: #757687;
        font-weight: 400;
    }

    .product_list div {
        color: #444655;
    }

    /*首页中间*/
    .index_banner {
        color: #fff;
        position: relative;
        display: flex;
        align-items: center;
        height: 14rem;
        justify-content: center;
        margin: 17rem 0 20rem;
    }

    .index_banner div {
        font-size: 2.6rem;
        line-height: 3.5rem;
        position: relative;
        letter-spacing: 0.3em;
        z-index: 1;
        text-align: center;
    }

    .index_banner p {
        font-size: 2rem;
        line-height: 2.6rem;
    }

    .index_banner img {
        width: 100%;
        position: absolute;
        top: 0;
    }
    /*
    首页新闻
     */
    .news_contents {
        margin: 0 auto;
        display: flex;
        width: 122rem;
    }

    .news_contents > div {
        width: 50%;
        margin-right: 2.1rem;
    }

    .news_contents > div:last-child {
        margin-right: 0;
    }

    .news_list_title {
        font-size: 2.6rem;
        line-height: 3.5rem;
        font-weight: 500;
        color: #444655;
        margin-bottom: 2rem;
    }

    .news_item {
        display: flex;
        align-items: center;
        padding: 1rem;
        height: 9.8rem;
        margin-bottom: 2rem;
    }

    .new_active.news_item {
        background: #fff;
        box-shadow: 4px 4px 0px rgba(93, 236, 191, 0.15);
    }

    .news_item_date {
        color: #757687;
        text-align: center;
        padding: 0.2rem 0.6rem 0.4rem;
        font-size: 1.6rem;
        line-height: 2rem;
        font-weight: 400;
    }

    .new_active .news_item_date{
        color: #fff;
        background: #5DECBF;
    }

    .news_item_date .news_date_month {
        font-size: 3.8rem;
        line-height: 5.2rem;
        font-weight: 400;
    }

    .news_item_content {
        color: #444655;
        font-size: 1.6rem;
        line-height: 2.2rem;
        font-weight: 400;
        margin: 0 3.2rem 0 2rem;
    }

    .news_item_content .news_item_title {
        font-size: 1.8rem;
        line-height: 2.3rem;
        margin-bottom: 1rem;
	font-weight: bold;
    }

    .news_item_contents {
        overflow : hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        width: 41.3rem;
    }

    .new_item_icon i{
        color: #757687;
        font-size: 3.8rem;
        font-family: "iconfont" !important;
    }

    .new_active .new_item_icon i {
        color: #5DECBF;
    }