.banner{
    width: 100%;
    height: auto;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}
.banner img{
    width: 100%;
    height: auto;
}
.weizhi{
    width: 100%;
    position: absolute;
    bottom: 0;
    left: 0;
    padding: 15px 0;
}
.weizhi .w_1200{
    align-items: center;
}
.weizhi .w_1200 i{
    font-size: 18px;
    color: #fff;
}
.weizhi .w_1200 a{
    font-size: 16px;
    color: #fff;
    margin: 0 6px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 二级导航 */
.daohang{
    width: 100%;
    background-color: #F4F4F4;
}
.daohang .daohang_ul{
    width: 100%;
    justify-content: center;
    align-items: center;
    padding: 28px 0;
}
.daohang .daohang_ul li{
    width: 150px;
    height: 50px;
    border-radius: 50px;
    border: 1px solid #EFEFEF;
    background-color: #fff;
    margin: 0 10px;
}
.daohang .daohang_ul li a{
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 16px;
    color: #666;
}
.daohang .daohang_ul .daohang_li{
    background-color: #2860AD;
}
.daohang .daohang_ul .daohang_li a{
    color: #fff;
}
.daohang .daohang_ul li:hover{
    background-color: #2860AD;
}
.daohang .daohang_ul li:hover a{
    color: #fff;
}


/* 公司简介 */
.about{
    width: 100%;
}
.about .left{
    width: 60%;
    padding: 80px 60px;
    background-color: #eee;
}
.about .left .title{
    width: 84%;
    font-size: 30px;
    color: #333;
    font-weight: bold;
    position: relative;
    padding-bottom: 16px;
    margin-bottom: 30px;
}
.about .left .title::after{
    position: absolute;
    content: "";
    bottom: 0;
    left: 0;
    width: 100px;
    height: 4px;
    background-color: #2860AD;
}
.about .left .text{
    width: 84%;
    font-size: 16px;
    color: #666;
    line-height: 26px;
    margin-bottom: 20px;
}
.about .about_img{
    width: 50%;
    margin-left: -10%;
    overflow: hidden;
}
.about .about_img img{
    width: 100%;
    height: auto;
}

.ab_nums{
    background: linear-gradient(to bottom, #fff 0%, #fff 50%, #F4F4F4 51%, #F4F4F4 100%);
}
.about_unm {
    width: 100%;
    align-items: flex-start;
    background-color: #2860AD;
    padding: 50px;
}
.about_unm li {
    width: 33.333%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-right: 1px solid #4878B9;
}
.about_unm li:last-child{
    border-right: 0px solid #4878B9;
}
.about_unm li .row span{
    font-size: 40px;
    color: #fff;
}
.about_unm li .num {
    font-size: 60px;
    color: #fff;
    font-weight: bold;
    margin-bottom: 5px;
}
.about_unm li span {
    font-size: 16px;
    color: #fff;
}

/* 荣誉资质 */
.Profile{
    background-color: #F4F4F4;
}
.case_swi{
    width: 100%;
    position: relative;
}
.case_swi .swiper-slide{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}
.case_swi .swiper-slide .img{
    width: 100%;
    padding: 25px;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    background-color: #fff;
}
.case_swi .swiper-slide .img img{
    width: 100%;
    height: auto;
    max-height: 100%;
    transition: all .3s;
}
.case_swi .swiper-slide .img img:hover{
    transform: scale(1.1);
}
.case_swi .swiper-slide p{
    padding: 15px 0;
    font-size: 16px;
    color: #333;
    text-align: center;
}
.case_swi .swiper-button-next,
.case_swi .swiper-button-prev{
    --swiper-navigation-size:30px;
    color: #9B9B9B;
    width: 60px;
    height: 60px;
    border: 1px solid #9B9B9B;
    border-radius: 100px;
}
.case_swi .swiper-button-next{
    right: -80px;
}
.case_swi .swiper-button-prev{
    left: -80px;
}


.ment_swi .swiper-slide .img{
    padding: 0; 
    height: auto;
}


/* 服务项目 建筑资质 */
.service_ul{
    width: 100%;
    align-items: flex-start;
}
.service_ul li{
    width: 20%;
    height: 240px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border: 1px solid #E6E6E6;
    background-color: #F8F8F8;
}
.service_ul li:nth-child(2n){
    background-color: #fff;
}
.service_ul li img{
    width: 40px;
    animation: rotate 4s linear infinite;
}
.service_ul li .img_none{display: none;}
.service_ul li .title{
    font-size: 20px;
    color: #333;
    font-weight: bold;
    margin: 8px 0;
    text-align: center;
}
.service_ul li .text{
    font-size: 14px;
    color: #999;
    text-align: center;
    margin-bottom: 14px;
}
.service_ul li .ser_a{
    width: 120px;
    height: 35px;
    border: 1px solid #ECECEC;
    font-size: 14px;
    color: #999;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #F8F8F8;
}
.service_ul li:nth-child(2n) .ser_a{
    background-color: #fff;
}
.service_ul li:hover{
    background-color: #2860AD;
}
.service_ul li:hover i{
    color: #fff;
}
.service_ul li:hover .title{
    color: #fff;
}
.service_ul li:hover .img_block{display:none;}
.service_ul li:hover .img_none{display:block;}
@keyframes rotate{
    0%{
        transform: rotateY(0);
    }
    100%{
         transform: rotateY(360deg);
    }
}


/* view */
.view{
    width: 100%;
    justify-content: space-between;
    align-items: flex-start;
}
.view_left{
    width: 21.7%;
}
.view_left .left_top{
    width: 100%;
    padding: 0 25px;
    height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #2860AD;
    margin-bottom: 30px;
}
.view_left .left_top .title{
    font-size: 28px;
    color: #fff;
    font-weight: bold;
    margin-bottom: 12px;
}
.view_left .left_top .text{
    font-size: 14px;
    color: #fff;
    margin-bottom: 15px;
}
.view_left .left_top .left_a{
    width: 100%;
    height: 45px;
    border-radius: 45px;
    background-color: #46AC2E;
    font-size: 20px;
    color: #fff;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
}
.view_left .left_top .left_a i{
    padding: 5px;
    background-color: #fff;
    font-size: 15px;
    color: #46AC2E;
    border-radius: 40px;
    margin-right: 4px;
}

.view_left .left_tj{
    width: 100%;
    border: 1px solid #d9d9d9;
    padding: 10px;
}
.view_left .left_tj .title{
    width: 100%;
    font-size: 24px;
    color: #333;
    position: relative;
    padding: 30px 15px 15px;
    margin-bottom: 30px;
}
.view_left .left_tj .title::after {
    position: absolute;
    content: "";
    bottom: 0;
    left: 15px;
    width: 50px;
    height: 4px;
    background-color: #2860AD;
}
.view_left .left_tj .left_ul{
    width: 100%;
    padding: 10px;
    background-color: #2860AD;
}
.view_left .left_tj .left_ul li{
    width: 48%;
    height: 156px;
    padding: 0 25px;
    margin-right: 4%;
    margin-bottom: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #fff;
}
.view_left .left_tj .left_ul li:nth-child(2n){
    margin-right: 0;
}
.view_left .left_tj .left_ul li img{
    width: 50px;
    margin-bottom: 6px;
    animation: view_scale 2s linear infinite;
}

@keyframes view_scale{
    0%{
        transform: scale(1);
    }
    50%{
        transform: scale(1.2);
    }
    100%{
        transform: scale(1);
    }
}
.view_left .left_tj .left_ul li span{
    text-align: center;
    font-size: 16px;
    color: #333;
    width: 88%;
}
.view_right{
    width: 75%;
}
.view_right .title{
    width: 100%;
    font-size: 32px;
    color: #333;
    margin-bottom: 30px;
}
.view_right .view_tent{
    width: 100%;
    border: 1px solid #d9d9d9;
    padding: 25px;
}
.view_right .view_tent img{
    width: auto;
    max-width: 100%;
}

/* 案例展示 */
.case_ul{
    width: 100%;
    align-items: flex-start;
}
.case_ul li{
    width: 23%;
    height: 350px;
    margin-right: 2.666%;
    margin-bottom: 20px;
    border: 1px solid #d9d9d9;
    padding: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.case_ul li:nth-child(4n){
    margin-right: 0;
}
.case_ul li img{
    width: auto;
    max-width: 100%;
    height: auto;
    transition: all .3s;
}
.case_ul li:hover img{
    transform: scale(1.1);
}
.case_ul li:hover{
    border: 1px solid #2860AD;
}


/* 新闻中心 */
.news_ul{
    width: 100%;
}
.news_ul li{
    width: 100%;
    padding: 30px;
    border: 1px solid #d9d9d9;
    margin-bottom: 20px;
}
.news_ul li a{
    width: 100%;
    display: flex;
    align-items: center;
}
.news_ul li a .images{
    width: 230px;
    height: 160px;
    overflow: hidden;
    margin-right: 35px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.news_ul li a .images img{
    width: 100%;
    height: 100%;
    transition: all .3s;
}
.news_ul li a:hover .images>img{
    transform: scale(1.1);
}
.news_ul li a .coms{
    flex: 1;
}
.news_ul li a .coms .title{
    width: 100%;
    font-size: 22px;
    color: #333;
    font-weight: bold;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}
.news_ul li a:hover .title{
    color: #2860AD;
}
.news_ul li a .coms .time{
    width: 100%;
    font-size: 15px;
    color: #999;
    margin: 6px 0 15px;
}
.news_ul li a .coms .text{
    width: 100%;
    font-size: 14px;
    color: #666;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.news_view{
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-bottom: 20px;
    margin-bottom: 30px;
    border-bottom: 1px solid #d9d9d9;
}
.news_view .title{
    font-size: 30px;
    color: #333;
    font-weight: bold;
    margin-bottom: 10px;
}
.news_view .time{
    font-size: 16px;
    color: #666;
}

.news_view_tent{
    width: 100%;
}
.news_view_tent img{
    max-width: 100%;
    width: auto;
}


/* 人才招聘 */
.recruit{
    background-color: #eee;
}

.recruit_ul{
    width: 100%;
    padding: 0 60px;
    background-color: #fff;
}
.recruit_ul li{
    width: 100%;
    padding: 30px 0;
    border-bottom: 2px solid #b9b9b9;
}
.recruit_ul li:last-child{
    border-bottom: 0px solid #b9b9b9;
}
.recruit_ul li .li_block{
    width: 100%;
    justify-content: space-between;
}
.recruit_ul li .li_block .coms{
    flex: 1;
}
.recruit_ul li .li_block .coms .title{
    width: 100%;
    font-size: 22px;
    color: #333;
    font-weight: bold;
    margin-bottom: 15px;
}
.recruit_ul li .li_block .coms .text{
    width: 100%;
    font-size: 16px;
    color: #999;
    display: flex;
    align-items: center;
    margin-bottom: 6px;
}
.recruit_ul li .li_block .coms .text span{
    margin-right: 30px;
}
.recruit_ul li .li_block i{
    width: 55px;
    height: 55px;
    border-radius: 70px;
    background-color: #eee;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 30px;
    color: #666;
    cursor: pointer;
}
.recruit_ul li .li_none{
    width: 100%;
    display: none;
    margin-top: 20px;
}
.recruit_ul li .li_none img{
    max-width: 100%;
    width: auto;
}

/* 联系我们 */
.contact {
    width: 100%;
    align-items: flex-start;
    justify-content: space-between;
    margin: 30px 0;
}
.contact .contact_left {
    width: 70%;
    padding-right: 30px;
}
.contact .contact_left .left_phone {
    width: 100%;
    margin-bottom: 30px;
    font-size: 26px;
}
.contact .contact_left .left_phone i {
    color: #153C74;
    margin-right: 16px;
    font-size: 24px;
}
.contact .contact_left .left_phone p{
    width: 95px;
    font-size: 20px;
    font-weight: bold;
    color: #333333;
    text-align-last:justify;
    text-align: justify;
}

.contact .contact_left .left_phone span {
    font-size: 16px;
    color: #666666;
    flex: 1;
    margin-left: 12px;
}
.contact .QR_code{
    width: 30%;
    justify-content: space-between;
}
.contact .QR_code .code {
    align-items: center;
}
.contact .QR_code .code .code_img {
    width: 150px;
    height: 150px;
    padding: 10px;
    border: 1px solid #d6d6d6;
    margin-bottom: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.contact .QR_code .code .code_img img{
    width: 100%;
    height: auto;
}
.contact .QR_code .code span {
    font-size: 14px;
    color: #333;
}




@media (max-width:767px){
    .banner{height: 250px;}
    .banner img {width: auto;height: 100%;}
    .daohang .daohang_ul li{width: 95px;height: 36px;margin: 0 6px;}
    .daohang .daohang_ul li a{font-size: 12px;}
    .about{padding: 0 15px;}
    .about .left{width: 100%;padding: 20px 15px;}
    .about .about_img{width: 100%;margin-left: 0;}
    .about .left .title{width: 100%;font-size: 22px;margin-bottom: 20px;}
    .about .left .title::after{width: 50px;}
    .about .left .text{width: 100%;font-size: 14px;text-align: justify;}
    .about_unm{padding: 40px 15px;}
    .about_unm li .num{font-size: 28px;}
    .about_unm li span{font-size: 12px;}
    .case_swi{padding: 0 15px;}
    .case_swi .swiper-slide .img{height: 225px;}
    .case_swi .swiper-slide p{font-size: 14px;}
    .ment_swi .swiper-slide .img{height: 150px;}
    .service_ul{padding: 0 15px;}
    .service_ul li{width: 50%;}
    .case_ul li{width: 48%;margin-right: 4%;height: 216px;padding: 15px;}
    .case_ul{padding: 0 15px;}
    .case_ul li:nth-child(2n){margin-right: 0;}
    .news_ul{padding: 0 15px;}
    .news_ul li{padding: 15px;}
    .news_ul li a{flex-wrap: wrap;}
    .news_ul li a .images{width: 100%;margin-bottom: 10px;margin-right: 0;}
    .news_ul li a .images img{width: 100%;height: auto;}
    .news_ul li a .coms{flex: initial;width: 100%;}
    .news_ul li a .coms .title{font-size: 17px;}
    .recruit{padding: 20px 15px;}
    .recruit_ul{padding: 0 15px;}
    .recruit_ul li{padding: 20px 0;}
    .recruit_ul li .li_block .coms .title{font-size: 18px;margin-bottom: 10px;}
    .recruit_ul li .li_block .coms .text{font-size: 12px;}
    .recruit_ul li .li_block i{width: 35px;height: 35px;font-size: 22px;}
    .contact{padding: 0 15px;}
    .contact .contact_left{width: 100%;padding-right: 0;}
    .contact .QR_code{width: 100%;}
    .contact .contact_left .left_phone p{width: 66px;font-size: 16px;}
    .contact .contact_left .left_phone i {margin-right: 10px;font-size: 20px;}
    .contact .contact_left .left_phone{font-size: 18px;}
    .contact .contact_left .left_phone span{font-size: 14px;}
    .about_unm li .row span{font-size: 20px;}
    .case_swi .swiper-button-next, .case_swi .swiper-button-prev{display: none;}
}

@media (min-width:768px) and (max-width:991px){
    .case_ul li{height: 280px;padding: 30px 10px;}
    .contact .contact_left{width: 100%;}
    .contact .QR_code{width: 100%;justify-content: space-around;}
}

@media (min-width:992px) and (max-width:1024px){
    .contact .contact_left{width: 100%;}
    .contact .QR_code{width: 100%;justify-content: space-around;}
}

@media (min-width:1024px) and (max-width:1240){
    
}