.width{width: 1300px;margin: 0 auto;box-sizing: border-box;}
.flex{display: flex;}
.center{align-items: center;}
/* 导航栏 */
header{
    border-top: 10px #343076 solid;
    font-size: 16px;
}
.daohang{
    height: 110px;
    align-items: center;
    justify-content: space-between;
}
.header-nav ul li a{
    margin-right: 26px;
}
.header-nav ul{
    align-items: center;
}
.language{
    width: 98px;
    height: 30px;
    background-color: #343076;
    border-radius: 20px;
    text-align: center;
    line-height: 30px;
    position: relative;
    margin-left: 20px;
}
.language::before{
    content: '';
    display: block;
    width: 1px;
    height: 27px;
    background-color: rgba(0, 0, 0, .3);
    position: absolute;
    top: 3px;
    left: -20px;
}
.language .botton{
    width: 52px;
    height: 22px;
    border-radius: 20px;
    background-color: white;
    position: absolute;
    top: 4px;
    left: 4px;
    z-index: 1;
}
.language .CN_EN{
    position: absolute;
    top: 1px;
    left: 18px;
    z-index: 2;
}
.language a{
    color: white;
    z-index: 2;
}
.language .yuyan_ac{
    color: #343076;
    margin-right: 16px;
}
.header-nav ul li .ac{
    color: #343076;
    position: relative;
}
.header-nav ul li .ac::after{
    content: '';
    display: block;
    width: 100%;
    height: 2px;
    background-color: #343076;
    position: absolute;
    bottom: -20px;
    left: 0;
}

.banner img{width: 100%;}

.l_jie {
    padding: 12px 0;
    justify-content: space-between;
}
.l_jie_text{
    flex: 1;
}
.l_jie_text h3{
    font-size: 29px;
    color: #676767;
}
.l_jie_text h3 span{
    color: #343076;
}
.l_jie_text p{
    margin-top: 14px;
    font-size: 16px;
    line-height: 24px;
    color: #9e9e9e;
}
.icon .icon_item{
    margin-left: 70px;
}
.icon p{
    margin-top: 6px;
    font-size: 16px;
    line-height: 24px;
    color: #9e9e9e;
}

/* 产品中心 */

.product{
    background-color: #f2f2f2;
    padding-top: 74px;
    padding-bottom: 40px;
}
.pro_nav{
    justify-content: space-between;
}
.pro_nav .nav_left h3,
.pro_nav .nav_left p{
    font-size: 30px;
    color: #343076;
    line-height: 36px;
    position: relative;
}
.pro_nav .nav_left h3 span{
    color: #e10000;
}
.pro_nav .nav_left p::before{
    content: '';
    display: block;
    width: 238px;
    height: 2px;
    background-color: #343076;
    position: absolute;
    top: 20px;
    right: -84px;
}
.pro_nav .nav_list a{
    color: #3f3f3f;
    padding: 0 18px;
    border-right: 1px rgba(0, 0, 0, .3) solid;
}
.pro_nav .nav_list a:last-child{
    padding-right: 0px;
    border: none;
}
.pro_box {
    margin-top: 50px;
    flex-wrap: wrap;
}
.pro_box .pro_item{
    width: 23.5%;
    border-bottom: 2px white solid;
    margin-right: 2%;
    margin-bottom: 38px;
}
.pro_box .pro_item:nth-child(4n){
    margin-right: 0;
}
.pro_box .pro_item .pic{
    width: 100%;
    border: 2px white solid;
    border-radius: 6px;
    padding: 3.4% 0;
}
.pro_box .pro_item .pic .tupian{
    width: 93%;
    margin: 0 auto;
    background-color: white;
    border-radius: 6px;
    overflow: hidden;
}
.pro_box .pro_item .pic .tupian img{
    width: 100%;
    transition: all .2s linear;
}
.pro_box .pro_item .text p{
    font-size: 16px;
    color: #3f3f3f;
    padding: 0 30px;
    position: relative;
    line-height: 52px;
    padding-right: 50px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}
.pro_box .pro_item .text{
    position: relative;
}
.pro_box .pro_item .text p::before{
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    border: 2px rgba(0, 0, 0, .5) solid;
    position: absolute;
    top: 22px;
    left: 10px;
}
.pro_box .pro_item .text span{
    font-size: 36px;
    color: rgba(0, 0, 0, .3);
    position: absolute;
    top: 7px;
    right: 4px;
}
.pro_item:hover{border-color: #343076;}
.pro_item:hover .pic{border-color: #343076;}
.pro_item:hover .pic img{transform: scale(1.1);transition: all .2s linear;}
.pro_item:hover .text p{color: #343076;}
.pro_item:hover .text p::before{border-color: #343076;}
.pro_item:hover .text span{color: #343076;}
.pro_nav .nav_list a:hover{color: #343076;}
/* 四大优势 */

.advantage{
    box-sizing: border-box;
    width: 100%;
    height: 978px;
    padding-top: 86px;
    background: url(../image/youshi-bg.jpg) no-repeat;
}
.ad_wrap{position: relative;}
.ad_wrap .ad_title{position: relative;}
.ad_wrap .ad_title h3{
    font-size: 46px;
    color: rgba(0, 0, 0, .8);
}
.ad_wrap .ad_title p{
    font-size: 22px;
    color: rgba(0, 0, 0, .8);
    line-height: 58px;
}
.ad_wrap .ad_title h5{
    font-weight: 500;
    font-size: 18px;
    color: rgba(0, 0, 0, .5);
    letter-spacing: 20px;
    margin-left: 322px;
    margin-top: 62px;
}
.ad_wrap .ad_title .ad-4{
    position: absolute;
    bottom: -60px;
    left: -200px;
}
.ad_wrap .ad_nav{
    box-sizing: border-box;
    padding-left: 102px;
    width: 72%;
    height: 416px;
    background-color: #343076;
    border-top-left-radius: 210px;
    border-bottom-left-radius: 210px;
    overflow: hidden;
    position: absolute;
    top: 322px;
    left: -10%;
}
.ad_wrap .ad_nav .ad_logo{
    text-align: center;
    margin-top: -145px;
    margin-right: 60px;
}
.ad_wrap .ad_nav .ad_logo p{
    color: white;
    font-size: 18px;
}
.ad_wrap .ad_nav .ad_nav_list p{
    color: white;
    box-sizing: border-box;
    height: 326px;
    font-size: 22px;
    letter-spacing: 4px;
    writing-mode:vertical-lr;
    padding: 20px;
    margin-right: 76px;
    border-radius: 50px;
    border: 2px rgba(0, 0, 0, 0) solid;
    position: relative;
    cursor: pointer;
}
.ad_wrap .ad_nav .ad_nav_list .ad_ac{
    border: 2px white solid;
}
.ad_wrap .ad_nav .ad_nav_list .ad_ac::before{
    content: url(../image/small-logo.png);
    position: absolute;
    bottom: 22px;
    left: 50%;
    transform: translateX(-16px);
}
.ad_wrap .ad_nav .ad_nav_list .ad_ac span{
    display: none;
}
.ad_wrap .ad_nav .ad_nav_list p span{
    font-size: 26px;
    font-weight: 600;
    position: absolute;
    bottom: 22px;
    left: 50%;
    transform: translateX(-15px);
    writing-mode: horizontal-tb;
    letter-spacing: 0px;
}
.ad_wrap .ad_nav .ad_nav_list p::after{
    content: url(../image/youshi-small-icon.png);
    position: absolute;
    top: 50%;
    right: -117%;
}
.ad_wrap .ad_nav .ad_nav_list p:last-child::after{
    display: none;
}
.ad_neirong{
    box-sizing: border-box;
    background-color: white;
    width: 63%;
    height: 860px;
    box-shadow: 0px 0px 20px rgba(0, 0, 0, .2);
    position: absolute;
    right: -23.2%;
    top: -30px;
    border-top-left-radius: 100px;
    border-bottom-left-radius: 100px;
    overflow: hidden;
    padding-left: 26px;
    padding-top: 90px;
    background: url(../image/youshi-bg-2.jpg) no-repeat;
}
.ad_neirong .ad_item_wrap{
    width: 492px;
    overflow: hidden;
}
.ad_neirong .ad_item_wrap ul{
    justify-content: end;
    margin-bottom: 24px;
}
.ad_neirong .ad_item_wrap ul li{
    width: 12px;
    height: 12px;
    border-top-right-radius: 6px;
    border-bottom-left-radius: 6px;
    background-color: #676767;
    margin-left: 10px;
}
.ad_neirong .ad_item_wrap ul .ac_ad2{
    background-color: #343076;
}
.ad_neirong .ad_item_box{transition: all .3s linear;}
.ad_neirong .ad_item_box .item .img{
    width: 492px;
    height: 370px;
    overflow: hidden;
    border-top-left-radius: 40px;
    border-bottom-left-radius: 40px;
}
.ad_neirong .ad_item_box .item .text h3{
    font-size: 28px;
    color: #343076;
    margin-top: 32px;
}
.ad_neirong .ad_item_box .item .text span{
    font-size: 18px;
    color: #b4b4b4;
    margin-left: 2px;
    line-height: 44px;
}
.ad_neirong .ad_item_box .item .text .xiantiao{
    width: 22px;
    height: 4px;
    background-color: #3f3f3f;
    margin-left: 4px;
}
.ad_neirong .ad_item_box .item .text p{
    font-size: 18px;
    color: #4c4c4c;
    line-height: 24px;
    margin-top: 20px;
}

/* 工程案例 */
.case{
    background: url(../image/case-bg.jpg) no-repeat;
    padding-top: 70px;
    padding-bottom: 90px;
}
.case-wrap{
    padding: 0 42px;
    position: relative;
}
.case .case-title h3{
    font-size: 34px;
    color: white;
    text-align: center;
    position: relative;
}
.case .case-title h3::before{
    content: url(../image/case-title.png);
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
}
.case .case-title p{
    font-size: 20px;
    color: white;
    text-align: center;
    line-height: 74px;
    margin-bottom: 55px;
}
.case .case_item .img{
    border: 1px white dashed;
    box-sizing: border-box;
    padding: 12px;
    background: url(../image/case-bg-2.png) no-repeat;
    background-size: 100% 100%;
}
.case .case_item .img .pic img{
    width: 100%;
}
.case .case_item p{
    text-align: center;
    color: white;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    padding: 0 20px;
    font-size: 18px;
    line-height: 60px;
}
.case-wrap .more{
    display: block;
    width: 174px;
    height: 42px;
    line-height: 42px;
    margin: 0 auto;
    font-size: 18px;
    font-weight: 600;
    color: white;
    border: 2px white solid;
    text-align: center;
    margin-top: 80px;
}
#case-next,#case-prev{top: 55%; color: white;}
#case-prev{left: -20px;}
#case-next{right: -20px;}

.about .about_us{
    justify-content: space-between;
    padding-top: 100px;
}
.about .about_left{
    width: 41.6%;
}
.about .about_right{
    width: 55%;
    box-sizing: border-box;
    padding-right: 60px;
    padding-top: 26px;
    position: relative;
}
.about .about_right h3{
    font-size: 31.6px;
    color: #343076;
    line-height: 45px;
}
.about .about_right h3 span{
    color: red;
}
.about .about_right p{
    font-size: 16px;
    color: #808080;
    line-height: 30px;
    margin-top: 32px;
}
.about .about_right ul{
    margin-top: 48px;
    justify-content: space-between;
}
.about .about_right ul li{
    width: 153px;
    height: 143px;
    border-radius: 4px;
    overflow: hidden;
}
.about .about_right ul li img{
    height: 100%;
}
.about .about_right h4{
    font-size: 20px;
    color: #343076;
    opacity: .54;
    margin-top: 58px;
    position: relative;
}
.about .about_right h4::after{
    content: '';
    display: block;
    width: 100px;
    height: 2px;
    background-color: #343076;
    opacity: .54;
    position: absolute;
    top: 50%;
    right: 74px;
}
.about .about_right a{
    display: block;
    width: 50px;
    height: 50px;
    background-color: #343076;
    border-radius: 50%;
    font-size: 30px;
    color: white;
    text-align: center;
    line-height: 46px;
    position: absolute;
    bottom: 20px;
    right: 64px;
}
.honor{padding-bottom: 56px;}
.honor .honor_title{
    justify-content: space-between;
    border-bottom: 2px #343076 solid;
    margin-top: 20px;
    margin-bottom: 30px;
}
.honor .honor_title p{
    box-sizing: border-box;
    width: 181px;
    height: 38px;
    background: url(../image/honor-title.png);
    color: white;
    padding-left: 28px;
    line-height: 38px;
    font-size: 20px;
}
.honor .honor_title a{
    font-size: 20px;
    color: #3f3f3f;
}
.honor .honor_title a:hover{
    color: #343076;
}
.honor .honor_item{
    padding: 8px;
    box-sizing: border-box;
    background-color: #c5c3e4;
    overflow: hidden;
}
.honor .honor_item img{
    width: 100%;
}

/* 滚动数字 */

.number-gd{
    background: url(../image/nuber-gd.jpg) no-repeat;
    padding: 90px 0;
}
.numCount li .numCX{
    font-weight: 600;
}
.numCount li .numU .unitC{
    color: white;
    font-weight: 600;
    margin: 0;
}
.indc{color: white;
    margin-top: 16px;
}
.number-gd .numCount li{
    border-right: 1px white dashed;
}
.numCount li:last-child{
    border: none;
}

/* 新闻中心 */
.news{
    padding-bottom: 100px;
    padding-top: 66px;
}
.news .news-title{
    justify-content: space-between;
}
.news .news-title .nav_left h3,
.news .news-title .nav_left p{
    font-size: 30px;
    color: #343076;
    line-height: 36px;
    position: relative;
}
.news .news-title .nav_left h3 span{
    color: #e10000;
}
.news .news-title .nav_left p::before{
    content: '';
    display: block;
    width: 238px;
    height: 2px;
    background-color: #343076;
    position: absolute;
    top: 20px;
    right: -146px;
}
.news .news-title .nav_list a{
    font-size: 16px;
    color: white;
    background-color: #9998ba;
    padding: 12px 36px;
    border-radius: 4px;
    margin-left: 20px;
}
.news .news-title .nav_list a:hover{
    background-color: #343076;
}
.news .news-title .nav_list .news—ac{
    background-color: #343076;
}
.news-list{
    justify-content: space-between;
    margin-top: 52px;
}
.news-list .news-left{
    width: 50%;
}
.news-list .news-left .item{
    background-color: #f2f2f2;
    padding: 24px 0;
    padding-left: 32px;
    padding-right: 62px;
    margin-bottom: 17px;
    transition: all .2s linear;
}
.news-list .news-left .item:last-child{
    margin: 0;
}
.news-list .news-left .item .time{
    width: 76px;
    height: 71px;
    background: url(../image/time-bg.png);
    text-align: center;
    color: #343076;
}
.news-list .news-left .item .time h3{
    font-size: 30px;
    line-height: 40px;
    margin-top: 5px;
}
.news-list .news-left .item .time p{
    font-size: 14px;
}
.news-list .news-left .item .text{
    padding-left: 30px;
}
.news-list .news-left .item .text h4{
    font-size: 18px;
    color: #979797;
    line-height: 30px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}
.news-list .news-left .item .text p{
    font-size: 15px;
    color: #979797;
    line-height: 30px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
	width:450px;
}
.news-list .news-right{
    width: 46%;
    transition: all .2s linear;
}
.news-list .news-right .news-img{
    width: 100%;
    height: 368px;
    overflow: hidden;
}
.news-list .news-right img{
    width: 100%;
}
.news-list .news-right .text{
    height: 159px;
    box-sizing: border-box;
    padding-top: 44px;
    padding-left: 44px;
    padding-right: 68px;
    background-color: #f2f2f2;
    position: relative;
}
.news-list .news-right .text h4{
    color: #979797;
    font-size: 18px;
}
.news-list .news-right .text p{
    color: #979797;
    font-size: 15px;
    line-height: 24px;
    margin-top: 20px;
}
.news-list .news-right .time{
    box-sizing: border-box;
    width: 96px;
    height: 90px;
    padding-top: 10px;
    background: url(../image/time-bg-2.png) no-repeat;
    position: absolute;
    top: -43px;
    right: 40px;
    text-align: center;
}
.news-list .news-right .time h3{
    font-size: 40px;
    color: white;
}
.news-list .news-right .time p{
    font-size: 18.5px;
    color: white;
    margin-top: 0;
    line-height: 30px;
}
.news-list .news-left .item:hover{
    box-shadow: 0 10px 20px rgb(0 0 0 / 20%);
    transform: translate3d(0, -8px, 0);
}
.news-list .news-right:hover{
    box-shadow: 0 10px 20px rgb(0 0 0 / 20%);
    transform: translate3d(0, -8px, 0);
}

/* 合作客户 */

.kehu{
    width: 95.5%;
    border-top-right-radius: 320px;
    border-bottom-right-radius: 320px;
    padding-top: 72px;
    padding-bottom: 70px;
    background: url(../image/kehu-bg.png) no-repeat;
    background-color: #343076;
}
.kehu .kehu-wrap{
    margin-left: 16.5%;
    text-align: center;
}
.kehu .kehu_title{
    text-align: center;
}
.kehu .kehu_title h3{
    color: white;
    font-size: 30px;
    margin-bottom: 33px;
}
.kehu .kehu-list{
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 44px;
}
.kehu .kehu-list .kehu-item{
    width: 18.5%;
    height: 122px;
    overflow: hidden;
    border-radius: 10px;
    margin-bottom: 36px;
    cursor: pointer;
}
.kehu .kehu-list .kehu-item img{
    width: 100%;
}
.kehu .kehu-wrap a{
    display: block;
    width: 170px;
    margin: 0 auto;
    text-align: center;
    color: white;
    font-size: 18px;
    padding: 10px 40px;
    border: 1px white solid;
    margin-top: 20px;
}

/* 友情链接 */

.links{
    align-items: center;
    padding: 20px 0;
}
.link_wrap{
    padding-left: 20px;
}
.link_wrap a{
    margin-right: 40px;
}
/* 底部 */
footer{
    background-color: #343076;
    padding-top: 67px;
}
.dibu_1{
    justify-content: space-between;
    padding-bottom: 68px;
}
.dibu_1 .item_1 h4{
    color: white;
    font-size: 20px;
    font-weight: 500;
}
.dibu_1 .item_1 h4::after{
    content: '';
    display: block;
    width: 42px;
    height: 2px;
    background-color: white;
    margin-top: 18px;
}
.dibu_1 .item_1 ul{
    width: 195px;
    flex-wrap: wrap;
    justify-content: space-between;
}
.dibu_1 .item_1 ul li{
    margin-right: 20px;
    margin-top: 40px;
}
.dibu_1 .item_1 ul li:nth-child(2n){
    margin-right: 0px;
}
.dibu_1 .item_1 ul a{
    color: white;
    font-size: 16px;
}

.dibu_1 .item_1 .dizhi{
    color: white;
    width: auto;
}
.dibu_1 .item_1 .dizhi li:not(:first-child){
    margin-top: 22px;
}
.dibu_1 .item_1 .ewm{
    text-align: center;
    color: white;
    width: auto;
}
.dibu_1 .item_1 .ewm li:nth-child(1){
    margin-right: 60px;
}
.dibu_1 .item_1 .ewm li p{
    margin-top: 10px;
}
.dibu_2{
    background-color: rgba(0, 0, 0, .3);
}
.dibu_2 p{
    color: white;
    line-height: 70px;
}
.dibu_2 a{
    color: white;
    line-height: 70px;
}
.banquan{
    justify-content: space-between;
}