.about_banner{
    width: 100%;
    position: relative;
    overflow: hidden;
}
.boxes {
    position: relative;
    padding: 5vw 0px;
    background: #fff;
}
.commonTitle {
    text-align: left;
    line-height: 1.2;
    margin-bottom: 3vw;
}
.commonTitle .en {
    font-size: 2.5vw;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    font-weight: bold;
}
.commonTitle .cn {
    font-size: 2vw;
    position: relative;
    overflow: hidden;
    font-weight: bold;
}
/*企业介绍*/
.first {
    background: url(/images/about_bg.jpg) center center no-repeat;
    background-size: cover;
}
.company_box {
    width: 45%;
    height: auto;
    position: relative;
}
.company_name {
    width: 100%;
    height: auto;
    line-height: 2;
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 25px;
    color: #3e3e3e;
}
.singePage {
    width: 100%;
    line-height: 2;
    font-size: 16px;
}
.singePage p {
    margin-bottom: 15px;
}
.aboutVideo {
    width: 50%;
    height: auto;
    position: absolute;
    border: 5px solid #1955a5;
    border-radius: 10px;
    background: #1955a5;
    box-sizing: border-box;
    right: 0%;
    bottom: 0%;
}
.aboutVideo 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;
}
/*公司组成*/
.fifth{
    background: url(/images/about_lc.jpg) center center no-repeat;
    background-size: cover;
    height: 100vh;
    color: #fff;
}
.company-composition {
    position: relative;
    width: 60%;
    height: 60vh;
    margin: auto;
    margin-top: 5vh;
}
.section {
    position: absolute;
    width: 48%;
    height: 48%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 1.5vw;
    text-align: center;
    font-weight: bold;
    border: 3px solid #ffffff; /* 添加边框 */
}
.section.top-left {
    top: 0;
    left: 0;
    background-color: #E75480;
    border-radius: 12vh 0 12vh 0;
}
.section.top-right {
    top: 0;
    right: 0;
    background-color: #5DADE2;
    border-radius: 0 12vh 0 12vh;
}
.section.bottom-left {
    bottom: 0;
    left: 0;
    background-color: #58D68D;
    border-radius: 0 12vh 0 12vh;
}
.section.bottom-right {
    bottom: 0;
    right: 0;
    background-color: #F39C12;
    border-radius: 12vh 0 12vh 0;
}
.center-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12vw;
    height: 12vw;
    background-color: color(srgb 1 1 1 / 0.7);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: red;
    font-size: 2vw;
    font-weight: bold;
}
@media screen and (max-width: 768px) {
    .fifth{
        height: 60vh;
    }
    .company-composition{
        width: 100%;
        height: 40vh;
    }
    .center-circle{
        width: 20vw;
        height: 20vw;
    }
}
/*发展历程*/
.sixth {
    background: url(/images/lc_bg.jpg) center center no-repeat;
    background-size: cover;
    padding: 0!important;
}
.sixth {height: 890px;width: 100%;overflow: hidden;}
.sixth .licheng-bg{background-color: rgba(255,255,255,.8);width: 100%;height: 100%;position: relative;}
.sixth .licheng-bg .warper{height: 100%;}
.sixth .licheng-bg img{height: 518px;position: absolute;bottom: 0px;left: 0;}
.sixth .licheng-content{position: absolute;width: 100%;height: 100%;}
.sixth .licheng-content .swiper-wrapper,.sixth .licheng-content .swiper-slide,.sixth .licheng-content ul{width: 100%;height: 100%;}
.sixth .licheng-content ul li{width: 20%;float: left;height: 100%;}
.sixth .licheng-content ul li a{display: block;width: 100%;position: relative;height: 320px}
.sixth .licheng-content ul li .date{color: #0a3875;font-size: 30px;}
.sixth .licheng-content ul li.item1 .line,.sixth .licheng-content ul li.item3 .line,.sixth .licheng-content ul li.item5 .line{margin-bottom: 30px;}
.sixth .licheng-content ul li.item2 .line,.sixth .licheng-content ul li.item4 .line{margin-top: 30px;}
.sixth .licheng-content ul li.item1 .line:after,.sixth .licheng-content ul li.item3 .line:after,.sixth .licheng-content ul li.item5 .line:after{width: 25px;height: 25px;background-color: rgba(10, 56, 117, 0.8);display: block;content: "";border-radius: 50%;text-align: center;vertical-align: middle;position: absolute;}
.sixth .licheng-content ul li.item2 .line:before,.sixth .licheng-content ul li.item4 .line:before{width: 25px;height: 25px;background-color: rgba(10, 56, 117, 0.8);display: block;content: "";border-radius: 50%;text-align: center;vertical-align: middle;position: absolute;}
.sixth .licheng-content ul li .lc-left{position: absolute;}
.sixth .licheng-content ul li .line{height: 250px;width: 1px;display: block;background-color: #0A3875;position: relative;left: 30px;}
.sixth .licheng-content ul li .lc-right{position: absolute;left: 30px;width: 400px;height:100%;display: table;}
.sixth .licheng-content ul li.item5 .lc-right{width: 200px;}
.sixth .licheng-content ul li.item2 .lc-right, .sixth .licheng-content ul li.item4 .lc-right{width: 400px;}
.sixth .licheng-content ul li .lc-right .right-text{padding: 20px;display: table-cell;vertical-align: middle;}
.sixth .licheng-content ul li.item1 a{top: 72px;}
.sixth .licheng-content ul li.item1 .lc-left .line:after{bottom: -25px;left: -11px;}
.sixth .licheng-content ul li.item1 .lc-right{bottom: 68px;}
.sixth .licheng-content ul li.item2 a{top: 224px;}
.sixth .licheng-content ul li.item2 .lc-left .line:before{top: -25px;left: -11px;}
.sixth .licheng-content ul li.item2 .lc-right{top: 80px;}
.sixth .licheng-content ul li.item3 a{top: 136px;}
.sixth .licheng-content ul li.item3 .lc-left .line:after{bottom: -25px;left: -11px;}
.sixth .licheng-content ul li.item3 .lc-right{bottom: 100px;}
.sixth .licheng-content ul li.item4 a{top: 278px;}
.sixth .licheng-content ul li.item4 .lc-left .line:before{top: -25px;left: -11px;}
.sixth .licheng-content ul li.item4 .lc-right{top: 70px;}
.sixth .licheng-content ul li.item5 a{top: 99px;}
.sixth .licheng-content ul li.item5 .lc-left .line:after{bottom: -25px;left: -11px;}
.sixth .licheng-content ul li.item5 .lc-right{bottom: 100px;}
.sixth .licheng-content .right-text h3{font-size: 24px;margin-bottom: 10px;}
.sixth .licheng-content .right-text p{font-size: 16px;}
.lc-swiper-btn{width: 100%;position: absolute;top: 370px;}
.lc-swiper-btn a{display: block;position: absolute;}
.lc-swiper-btn .btn-prev{position: absolute;left: 15px;top: 50px;}
.lc-swiper-btn .btn-next{position: absolute;right: 0;top: 50px;}
.lc-swiper-btn .iconfont{font-size: 30px;}
@media screen and (max-width: 768px) {
    .sixth .licheng-content ul li{
        width: 100%;
    }
    .sixth .licheng-content ul li a {
        height: 100px;
    }
    .sixth .licheng-content ul li.item1 a {
        top: 10px;
    }
    .sixth .licheng-content ul li.item3 a {
        top: 10px;
    }
    .sixth .licheng-content ul li.item4 a {
        top: 10px;
    }
    .sixth .licheng-content ul li.item5 a {
        top: 10px;
    }
    .sixth .licheng-content ul li.item3 .lc-right {
         bottom:0;
    }
    .sixth .licheng-content ul li.item2 .lc-right {
        top:0;
    }
    .sixth .licheng-content ul li.item4 .lc-right {
         top: 0;
    }
    .sixth .licheng-content ul li.item5 .lc-right {
         bottom: -20px; width: 100%;
    }
    .sixth .licheng-content ul li .lc-left{
        width: 100%;
    }
    .sixth .licheng-content ul li .line{
        height: 1px;
        width:100%;
    }
    .sixth .licheng-content ul li.item1 .lc-left .line:after {
        bottom: -12px;
        left: -23px;
    }
    .sixth .licheng-content ul li.item2 .lc-left .line:before {
        top: -12px;
        left: -23px;
    }
    .sixth .licheng-content ul li.item3 .lc-left .line:after {
        bottom: -12px;
        left: -23px;
    }
    .sixth .licheng-content ul li.item4 .lc-left .line:before {
        bottom: -12px;
        left: -23px;
    }
    .sixth .licheng-content ul li.item5 .lc-left .line:after {
        bottom: -12px;
        left: -23px;
    }
    .sixth .licheng-content ul li.item1 .lc-right {
        bottom: 0;
    }
    .sixth .licheng-content ul li .lc-right {
        left: 80px;
        width: 80%;
        height: 100%;
        display: table;
    }
    .sixth .licheng-content ul li.item2 a {
        top: 0;
    }
    .sixth .licheng-content ul li.item2 .line, .sixth .licheng-content ul li.item4 .line {
        margin-top: -60px;
    }
}
/*企业文化*/
.second {
    height: auto;
    background: url(/images/cultureBg.jpg) center / cover no-repeat;
    color: #fff;
}
.culNav {
    width: 100%;
    margin-top: 5vw;
}
.culNav ul{
    width: 100%;
    display: flex;
    flex-wrap:nowrap;
    justify-content: space-between;
    gap: 20px;
}

.culNav ul li{
    width: 30%;
    padding-right: 0px;
    padding-bottom: 0px;
    position: relative;
    cursor: pointer;
    height: auto;
    background: rgba(255,255,255,.3);
    padding: 35px;
    border-radius: 10px;
    backdrop-filter: blur(5px);
}

.culNav ul li .top{
    width: 100%;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3vw;
}

.culNav ul li .info{
    width: 100%;
    font-size: 16px;
}

.culNav ul li .name{
    width: 100%;
    text-align: center;
}

.culNav ul li .info .ibox .title{
    font-size: 18px;
    font-weight: bold;
}

.culNav ul li .info .ibox{
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,.1);
    padding-bottom: 5px;
    margin-bottom: 5px;
    text-align: center;
    line-height: 1.7;
}

.culNav ul li .info .ibox:last-child{
    border-bottom: none;
    padding-bottom: 0px;
    margin-bottom: 0px;
}

.culNav ul li:hover .icon{
    -webkit-animation: swing2 2s infinite;
}

@-webkit-keyframes swing2 {
    10% {
        -webkit-transform: rotate(15deg);
        transform: rotate(15deg);
    }

    20% {
        -webkit-transform: rotate(-10deg);
        transform: rotate(-10deg);
    }

    30% {
        -webkit-transform: rotate(5deg);
        transform: rotate(5deg);
    }

    40% {
        -webkit-transform: rotate(-5deg);
        transform: rotate(-5deg);
    }

    50%, 100% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }

}
.culNav ul li::after{
    width: 0%;
    height: 5px;
    position: absolute;
    right: 0%;
    bottom: 0%;
    content: '';
    background: #fff;
    -webkit-transition: all .5s;
    display: none;
}

.culNav ul li.active::after,.culNav ul li:hover::after{
    width: 100%;
    right: auto;
    left: 0%;
}

.culNav ul li .icon{
    width: 60px;
    margin-bottom: 10px;
}
.culNav ul li .name{
    font-size: 24px;
    font-weight: bold;
}
/*荣誉资质*/
.honor_warp {
    width: 100%;
    display: flex;
    justify-content: center;
    position: relative;
    margin-top: 2vw;
    align-items: center;
}

.honor_warp .btn_prev,
.honor_warp .btn_next {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    text-align: center;
    /*line-height: 40px;*/
    border: 1px solid #231815;
    outline: none;
    color: #231815;
    font-size: 24px;
    cursor: pointer;
}
.honor_warp .btn_prev{
    transform: rotate(180deg); /* 旋转 180 度 */
}
.honor_warp .name {
    width: 20vw;
    text-align: center;
    position: relative;
    line-height: 25px;
    margin: 0px 2vw;
}

.honor_swiper .swiper-slide {
    transform: scale(0.7);
    transform-origin: center bottom;
    transition: all 0.4s;
}
.honor_swiper .swiper-slide .thum .pic{
    background-size: contain;
}
.honor_swiper .swiper-slide.swiper-slide-active {
    transform: scale(1);
}
/*联系我们*/
.fourth{
    height: 100vh;
    background: rgba(255,255,255,0) !important;
}
.map {
    position:absolute!important;
    /*top: 80px;*/
    left: 0;
    width: 100%;
    height: 100vh;
    background-size: cover;
    background-position: center;
    z-index: -1!important;
}
.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /*background-color: rgba(0, 0, 0, 0.5);!* 灰色蒙版，透明度为 0.5 *!*/
    z-index: 1; /* 确保蒙版在地图上方 */
}
.contacts {
    right: 5%;
    top: 25%;
    width: 40%;
    position: absolute;
    height: 70vh;
    background: #184791;
    padding: 55px 25px;
    color: #fff;
    z-index: 2;
    opacity: 1;
    -webkit-transition: all 1s ease 1s;
}
.contacts .name {
    text-align: center;
    font-size: 3vh;
    font-weight: bold;
    margin-bottom: 6vh;
}
.contacts ul li {
    width: 100%;
    height: auto;
    position: relative;
    border: 1px solid #fff;
    margin-bottom: 8vh;
    padding: 4vh 25px 3vh;;
    font-size: 2vh;
    text-align: center;
}
.contacts ul li a{
    color: #ffffff;
}
@media screen and (max-width: 1200px) {
    .contacts ul li {
        margin-bottom: 40px;
    }
}

.contacts ul li:first-child {
    font-size: 16px;
}

.contacts ul li:last-child {
    margin-bottom: 0px;
}

.contacts ul li .icon {
    width: 50px;
    height: auto;
    line-height: 46px;
    border: 1px solid #fff;
    border-radius: 50%;
    position: absolute;
    left: 50%;
    margin-left: -25px;
    top: -30px;
    background: #184791;
    text-align: center;
    color: #fff;
    font-size: 24px;
}
.contacts ul li:first-child .icon {
    font-size: 20px;
}
@media screen and (max-width: 1024px) {
    .about_banner{margin-top: 7vh;}
    .commonTitle .en{font-size: 4vw;}
    .commonTitle .cn {font-size: 5vw;}
    .company_box{width: 100%;}
    .company_name{font-size: 5vw;}
    .aboutVideo{display: none;}
    .culNav ul{ flex-wrap: wrap;}
    .culNav ul li{width: 100%;}
    .contacts{width: 100%;right: 0;top:0; margin-top: 10vh;}
}