@media screen and (min-width: 768px) {
    .channel_about {
        width: 100%;
    }
    
    .about-index{
        width: 100%;
        height: 52px;
        background-color: #F8F8F8;
        display: none;
    }
    .about-index-list{
        width: 1400px;
        height: 52px;
        margin: 0 auto;
        display: flex;
        justify-content: space-evenly;
        align-items: center;
    }
    .about-index-list li a{
        display: block;
        line-height: 52px;
        height: 52px;
        padding: 0px 10px;
    }
    .about-index-list a.active{
        color: #005BCE;
        border-bottom: 2px solid #005BCE;
    }
    .show-index{
        display: block;
        position: fixed;
        top: 89px;
        z-index: 200;
    }


    .about-box1 {
        width: 1400px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        margin-top: 65px;
        margin-bottom: 150px;
        gap: 50px;
    }

    .about1-left {
        width: 780px;
    }

    .about1-left-tit1 {
        font-weight: bold;
        font-size: 36px;
        color: #000000;
    }

    .about1-left-tit2 {
        font-weight: bold;
        font-size: 19px;
        color: #515252;
        margin-top: 10px;
    }

    .about1-left-tit3 {
        width: 51px;
        height: 5px;
        background: #004097;
        margin-top: 25px;
    }

    .about1-left-tit4 {
        font-weight: 400;
        font-size: 16px;
        color: #515252;
        line-height: 40px;
        margin-top: 48px;
        max-height: 250px;
        overflow-y: auto;
    }

    .about1-left-tit5 {
        margin-top: 48px;
        display: flex;
    }

    .about-datas {
        margin-right: 110px;
    }

    .about-datas-01 {
        display: flex;
        font-weight: 500;
        font-size: 43px;
        color: #0050BB;
    }

    .about-datas-mark {
        font-weight: 500;
        font-size: 16px;
        color: #515252;
        margin-left: 8px;
        margin-top: 4px;
    }

    .about-datas-02 {
        font-weight: 500;
        font-size: 16px;
        color: #515252;
    }

    .about1-right {
        width: 620px;
        height: 453px;
        border-radius: 8px;
        overflow: hidden;
    }

    .about1-right img {
        width: 100%;
        height: 100%;
    }

    .about-boxa{
        width: 100%;
        height: 860px;
        background: url(../images/aboutA-bg.png) no-repeat center;
        background-size: cover;
        margin-bottom: 75px;
        padding-top: 1px;
    }
    .about-boxa-title{
        width: 338px;
        margin: 0 auto;
        margin-top: 66px;
    }
    .about-boxa-tit1{
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-weight: bold;
        font-size: 40px;
        color: #000000;
    }
    .about-boxa-tit2{
        font-size: 16px;
        color: #000000;
        text-align: center;
        margin-top: 29px;
    }
    .vlog-box{
        width: 1468px;
        height: 629px;
        margin: 0 auto;
        position: relative;
        margin-top: 19px;
    }
    .bg-el-01{
        width: 118px;
        height: 118px;
        position: absolute;
        left: 0px;
        top: 0px;
        background: url(../images/aboutA-bg2.png) no-repeat center;
    }
    .bg-el-02{
        width: 227px;
        height: 227px;
        background-color: #2265C9;
        position: absolute;
        bottom: 0px;
        right: 0px;
    }

    .vlog-main{
        width: 1400px;
        height: 513px;
        position: absolute;
        left: 40px;
        top: 40px;
        display: flex;
        justify-content: space-between;
    }
    .vlog-item{
        width: 683px;
        height: 513px;
    }
    .about-boxb{
        width: 100%;
        height: 654px;
        background: #1b4d98 url(../images/aboutB-bg.png) no-repeat center;
        background-size: cover;
        padding-top: 1px;
    }
    .about-boxb-main{
        width: calc(100% - (100% - 1400px)/2);
        margin-left: calc((100% - 1400px)/2);
        display: flex;
        justify-content: space-between;
        margin-top: 99px;
    }
    .about-boxb-left{
        width: 439px;
        height: 443px;
        position: relative;
    }
    .about-boxb-txt-item{
        width: 100%;
        height: 100%;
    }
    .about-boxb-title{
        font-weight: bold;
        font-size: 36px;
        color: #FFFFFF;
    }
    .about-boxb-content{
        font-size: 16px;
        color: #FFFFFF;
        margin-top: 70px;
    }
    .about-boxb-txt{

    }
    .about-boxb-btn{
        position: absolute;
        bottom: 0px;
        left: 50px;
        display: flex;
        width: 121px;
        height: 50px;
        justify-content: space-between;
    }
    .about-boxb-btn-item{
        width: 50px;
        height: 50px;
        border-radius: 50px;
        cursor: pointer;
        text-align: center;
        line-height: 50px;
        font-size: 30px;
        background: #ffffff;
        color: #0050bb;
    }
    .about-boxb-btn-item span{
        position: relative;
        top: -2px;
    }
    .about-boxb-btn-item.active{
        background: #0050bb;
        color: #ffffff;
    }
    .about-boxb-btn-item img{
        width: 100%;
        height: 100%;
    }
    .about-boxb-right{
        width: calc(100% - 560px);
        height: 443px;
        position: relative;
        overflow: hidden;
    }
    .about-boxb-img-box{
        position: absolute;
        display: flex;
        flex-wrap: nowrap;
        gap: 40px;
        transition: all 0.5s ease;
        left: 0px;
    }
    .about-boxb-img{
        flex-shrink: 0;
        width: 680px;
        height: 440px;
    }
    .about-boxb-img img{
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .hidden{
        display: none;
    }

    .about-boxc{
        width: 100%;
        height: 754px;
        background: url(../images/aboutC-bg.png) no-repeat center;
        background-size: cover;
        padding-top: 1px;
        margin-top: 50px;
    }
    .about-boxc-title{
        width: 100%;
        text-align: center;
        margin-top: 80px;
        font-weight: bold;
        font-size: 40px;
        color: #000000;
    }
    .about-boxc-linebox{
        width: 1400px;
        margin: 0 auto;
        overflow: hidden;
        margin-top: 60px;
    }
    .about-boxc-line-main{
        width: 100%;
        height: 339px;
        display: flex;
        gap: 30px;
        flex-wrap: nowrap;
        position: relative;
    }
    .line-point-box{
        height: 339px;
        width: 216px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 30px;
    }
    .line-point-time{
        width: 217px;
        height: 121px;
        text-align: center;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 900;
        font-size: 35px;
        color: #333333;
    }
    .line-point{
        width: 44px;
        height: 44px;
        flex-shrink: 0;
        background: url(../images/aboutC-point1.png) no-repeat center;
        background-size: cover;
        z-index: 20;
    }
    .line-point-txt{
        width: 217px;
        height: 121px;
        text-align: center;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        color: #000000;
        flex-shrink: 0;
        line-height: 30px;
    }
    .lines{
        width: 100%;
        height: 3px;
        background: #005BDB;
        opacity: 0.4;
        position: absolute;
        top: 167px;
        z-index: 10;
    }
    .lines-m{
        display: none;
    }
    .active-point{
        .line-point-time{
            color: #005BDB;
        }
        .line-point{
            background: url(../images/aboutC-point2.png) no-repeat center;
            background-size: cover;
            animation: pointAnim 1s infinite;
        }
        .line-point-txt{
            color: #005BDB;
        }
    }
    .point-type1{
        flex-direction: column;
    }
    .point-type2{
        flex-direction: column-reverse;
    }

    .about-boxc-timebox{
        width: 1400px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        margin-top: 85px;
        align-items: center;
        position: relative;
    }
    .about-boxc-time-main{
        width: 1100px;
        overflow: hidden;
    }
    .time-inner-box{
        width: 100%;
        display: flex;
        flex-wrap: nowrap;
        gap: 135px;
        position: relative;
        left: 0px;
    }
    .time-item{
        font-size: 28px;
        color: #333333;
        cursor: pointer;
    }
    .active-time{
        color: #005BDB;
    }
    .time-arrow{
        font-size: 36px;
        color: #333333;
        cursor: pointer;
        position: relative;
        top: -2px;
    }
    .time-arrow:hover{
        color: #005BDB;
    }



    .about-box2 {
        width: 100%;
        background: #F7F7F7;
    }

    .about-box2 .sectionBox {
        background: none;
        padding-top: 50px;
        padding-bottom: 50px;
    }

    .about2-title {
        font-weight: bold;
        font-size: 36px;
        color: #000000;
        text-align: center;
    }

    .about-box3 {
        width: 1400px;
        margin: 0 auto;
        margin-bottom: 115px;
    }

    .about3-title {
        font-weight: bold;
        font-size: 36px;
        color: #000000;
        text-align: center;
        margin-top: 60px;
    }

    .about3-map-box {
        width: 1400px;
        height: 561px;
        margin-top: 40px;
    }

    .about3-map-box img {
        width: 100%;
        height: 100%;
    }

    .about3-contact-info {
        width: 1400px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        margin-top: 80px;
    }

    .contact-form-tit1 {
        width: 600px;
        font-weight: bold;
        font-size: 26px;
        color: #000000;
        padding-bottom: 14px;
        border-bottom: 1px solid #ccc;
    }

    .contact-form-box {
        margin-top: 35px;
    }

    .contact-form-item {}

    .contact-form-item-tit {
        font-weight: 400;
        font-size: 16px;
        color: #000000;
        margin-bottom: 8px;
        margin-top: 25px;
    }

    .contact-form-item-input {
        width: 530px;
        height: 42px;
        border: 1px solid #707070;
        box-sizing: border-box;
        padding-left: 10px;
    }

    .contact-form-item-textarea {
        width: 530px;
        height: 75px;
        border: 1px solid #707070;
        box-sizing: border-box;
        padding-left: 10px;
        padding-top: 10px;
        resize: none;
    }

    .contact-form-submit {
        background: #0050BB;
        color: #ffffff;
        width: 145px;
        height: 40px;
        line-height: 40px;
        text-align: center;
        margin-top: 22px;
    }

    .about3-contact-right {}

    .about3-contact-right-tit {
        width: 600px;
        font-weight: bold;
        font-size: 26px;
        color: #000000;
        border-bottom: 1px solid #ccc;
        padding-bottom: 14px;
    }

    .about3-contact-right-item1 {
        display: flex;
        gap: 28px;
    }

    .about3-contact-other {
        font-weight: 400;
        font-size: 16px;
        color: #000000;
        margin-top: 30px;
    }

    .about3-contact-other p {
        margin-top: 10px;
    }

    .tel400 {
        font-size: 24px;
        font-weight: bold;
        color: #000000;
    }

    .about3-qrcode-box {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 166px;
        height: 166px;
    }

    .about3-qrcode-box img {
        border: 10px solid #ffffff;
        width: 100%;
        height: 100%;
        margin-top: 14px;
    }

    .about3-contact-right-item2 {
        width: 523px;
        font-weight: 400;
        font-size: 16px;
        color: #515252;
        line-height: 40px;
        margin-top: 24px;
    }

    .about-box4{
        width: 100%;

    }
    .about4-title{
        font-weight: bold;
        font-size: 36px;
        color: #000000;
        text-align: center;
        margin-top: 60px;
    }
    .about4-download-box{
        width:1400px;
        margin: 0 auto;
        display: flex;
        justify-content: space-evenly;
        margin-top: 70px;
        padding-bottom: 30px;
    }
    .about4-download-item{
        width: 120px;
    }
    .about4-download-item-img{
        width: 120px;
        height: 120px;
        background: #F7F8FA url(../images/about4-icon2.png) no-repeat center;
        background-size: 58px 58px;
        border-radius: 8px;
        display: flex;
        justify-content: center;
        align-items: center;
        position: relative;
        cursor: pointer;
    }
    .about4-download-item-icon{
        width: 100%;
        height: 100%;
        position: absolute;
        left: 0px;
        top: 0px;    
        background: rgba(0, 80, 187, 0.8) url(../images/about4-icon1.png) no-repeat center;
        background-size: 65px 65px;
        border-radius: 8px;
        opacity: 0;
        transition: all 0.3s ease;
    }
    .about4-download-item:hover .about4-download-item-icon{
        opacity: 1;
    }
    .about4-download-item-tit{
        width: 100%;
        text-align: center;
        font-size: 20px;
        color: #000000;
        margin-top: 30px;
    }
    .yongi{
        width:264px;
        height:384px;
    }
}
/* 手机端样式 */

@media screen and (max-width: 768px) {
    .about-box1 {
        width: 90%;
        margin-left: 5%;
        flex-direction: column;
        margin-top: 20px;
        margin-bottom: 20px;
    }

    .about-index{
        width: 100%;
        height: 52px;
        background-color: #F8F8F8;
        display: none;
    }
    .about-index-list{
        width: 100%;
        height: 52px;
        display: flex;
        justify-content: space-evenly;
        align-items: center;
    }
    .about-index-list li a{
        font-size: 14px;
        line-height: 20px;
        display: block;
        height: 52px;
        padding: 5px 10px;
    }
    .about-index-list a.active{
        color: #005BCE;
        border-bottom: 2px solid #005BCE;
    }
    .show-index{
        display: block;
        position: fixed;
        top: 0px;
        z-index: 200;
    }

    .about1-left{
        width: 100%;
    }

    .about1-left-tit1 {
        font-weight: bold;
        font-size: 36px;
        color: #000000;
    }

    .about1-left-tit2 {
        font-weight: bold;
        font-size: 19px;
        color: #515252;
        margin-top: 10px;
    }

    .about1-left-tit3 {
        width: 51px;
        height: 5px;
        background: #004097;
        margin-top: 25px;
    }

    .about1-left-tit4 {
        font-weight: 400;
        font-size: 16px;
        color: #515252;
        line-height: 40px;
        margin-top: 20px;
    }

    .about1-left-tit5 {
        margin-top: 48px;
        display: flex;
        flex-direction: column;
        margin-top: 10px;
    }

    .about-datas {
        margin-right: 110px;
        margin-top: 20px;
    }

    .about-datas-01 {
        display: flex;
        font-weight: 500;
        font-size: 43px;
        color: #0050BB;
    }

    .about-datas-mark {
        font-weight: 500;
        font-size: 16px;
        color: #515252;
        margin-left: 8px;
        margin-top: 4px;
    }

    .about-datas-02 {
        font-weight: 500;
        font-size: 16px;
        color: #515252;
    }

    .about1-right {
        width: 100%;
        height: auto;
        border-radius: 8px;
        overflow: hidden;
    }

    .about1-right img {
        width: 100%;
        height: auto;
        margin-top: 20px;
    }
    
    .about-boxa{
        width: 100%;
        height: 700px;
        background: url(../images/aboutA-bg.png) no-repeat center;
        background-size: cover;
        margin-bottom: 35px;
        padding-top: 1px;
    }
    .about-boxa-title{
        width: 338px;
        margin: 0 auto;
        margin-top: 66px;
    }
    .about-boxa-tit1{
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-weight: bold;
        font-size: 40px;
        color: #000000;
    }
    .about-boxa-tit2{
        font-size: 16px;
        color: #000000;
        text-align: center;
        margin-top: 29px;
    }
    .vlog-box{
        width: 90%;
        height: 480px;
        margin-left: 5%;
        position: relative;
        margin-top: 19px;
    }
    .bg-el-01{
        width: 50px;
        height: 50px;
        position: absolute;
        left: 0px;
        top: 0px;
        background: url(../images/aboutA-bg2.png) no-repeat center;
         background-size: cover;
    }
    .bg-el-02{
        width: 100px;
        height: 100px;
        background-color: #2265C9;
        position: absolute;
        bottom: 0px;
        right: 0px;
    }

    .vlog-main{
        width: 90%;
        height: 513px;
        position: absolute;
        left: 5%;
        top: 20px;
        display: flex;
        flex-direction: column;
        justify-content: start;
        gap: 30px;
    }
    .vlog-item{
        width: 100%;
        height: 200px;
    }



    .about-boxb{
        width: 100%;
        height: 770px;
        background: #1b4d98 url(../images/aboutB-bg.png) no-repeat center;
        background-size: cover;
        padding-top: 1px;
    }
    .about-boxb-main{
        width: 90%;
        margin-left: 5%;
        display: flex;
        flex-direction: column;
        align-items: center;
        margin-top: 30px;
    }
    .about-boxb-left{
        width: 100%;
        height: 250px;
        position: relative;
    }
    .about-boxb-txt-item{
        width: 100%;
        height: 100%;
    }
    .about-boxb-title{
        font-weight: bold;
        font-size: 24px;
        color: #FFFFFF;
    }
    .about-boxb-content{
        font-size: 14px;
        color: #FFFFFF;
        margin-top: 20px;
    }
    .about-boxb-txt{

    }
    .about-boxb-btn{
        position: absolute;
        bottom: 15px;
        left: 0px;
        display: flex;
        width: 121px;
        height: 50px;
        justify-content: space-between;
    }
    .about-boxb-btn-item{
        width: 50px;
        height: 50px;
        border-radius: 50px;
        cursor: pointer;
        text-align: center;
        line-height: 50px;
        font-size: 30px;
        background: #ffffff;
        color: #0050bb;
    }
    .about-boxb-btn-item span{
        position: relative;
        top: -2px;
    }
    .about-boxb-btn-item.active{
        background: #0050bb;
        color: #ffffff;
    }
    .about-boxb-btn-item img{
        width: 100%;
        height: 100%;
    }
    .about-boxb-right{
        width: 100%;
        height: 443px;
        position: relative;
        overflow: hidden;
    }
    .about-boxb-img-box{
        position: absolute;
        display: flex;
        flex-wrap: nowrap;
        gap: 40px;
        transition: all 0.5s ease;
        left: 0px;
    }
    .about-boxb-img{
        flex-shrink: 0;
        width: 680px;
        height: 440px;
    }
    .about-boxb-img img{
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .hidden{
        display: none;
    }

    .about-boxc{
        width: 100%;
        height: 754px;
        background: url(../images/aboutC-bg.png) no-repeat center;
        background-size: cover;
    }
    .about-boxc-title{
        width: 100%;
        text-align: center;
        margin-top: 40px;
        font-weight: bold;
        font-size: 40px;
        color: #000000;
    }
    .about-boxc-linebox{
        width: 100%;
        height: 600px;
        margin-top: 60px;
    }
    .about-boxc-line-main{
        width: 100%;
        height: 100%;
        display: flex;
        flex-direction: column;
        gap: 15px;
        flex-wrap: nowrap;
        position: relative;
        overflow-y: auto;
    }
    .line-point-box{
        height: 339px;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 5px;
    }
    .line-point-time{
        width: 160px;
        height: 105px;
        text-align: center;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 900;
        font-size: 22px;
        color: #333333;
    }
    .line-point{
        width: 44px;
        height: 44px;
        flex-shrink: 0;
        background: url(../images/aboutC-point1.png) no-repeat center;
        background-size: cover;
        z-index: 20;
    }
    .line-point-txt{
        width: 160px;
        height: 105px;
        text-align: center;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        color: #000000;
        flex-shrink: 0;
        line-height: 20px;
    }
    .lines{
        display: none;
    }
    .lines-m{
        width: 3px;
        height: 100%;
        background: #005BDB;
        opacity: 0.4;
        position: absolute;
        left: calc(50% - 1.5px);
        z-index: 10;
    }
    .active-point{
        .line-point-time{
            color: #005BDB;
        }
        .line-point{
            background: url(../images/aboutC-point2.png) no-repeat center;
            background-size: cover;
            animation: pointAnim 1s infinite;
        }
        .line-point-txt{
            color: #005BDB;
        }
    }
    .point-type1{
        flex-direction: row;
    }
    .point-type2{
        flex-direction: row-reverse;
    }

    .about-boxc-timebox{
        width: 100%;
        display: none;
    }
    .about-boxc-time-main{
        width: 80%;
        overflow: hidden;
    }
    .time-inner-box{
        width: 100%;
        display: flex;
        flex-wrap: nowrap;
        gap: 60px;
        position: relative;
        left: 0px;
    }
    .time-item{
        font-size: 28px;
        color: #333333;
        cursor: pointer;
    }
    .active-time{
        color: #005BDB;
    }
    .time-arrow{
        font-size: 36px;
        color: #333333;
        cursor: pointer;
        position: relative;
        top: -2px;
    }
    .time-arrow:hover{
        color: #005BDB;
    }
    .about-box4{
        width: 100%;
    }
    .about4-title{
        font-weight: bold;
        font-size: 24px;
        color: #000000;
        text-align: center;
        margin-top: 35px;
    }
    .about4-download-box{
        width:75%;
        margin-left: 12.5%;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        margin-top: 50px;
        padding-bottom: 30px;
        gap: 30px;
    }
    .about4-download-item{
        width: 120px;
    }
    .about4-download-item-img{
        width: 120px;
        height: 120px;
        background: #F7F8FA url(../images/about4-icon2.png) no-repeat center;
        background-size: 58px 58px;
        border-radius: 8px;
        display: flex;
        justify-content: center;
        align-items: center;
        position: relative;
        cursor: pointer;
    }
    .about4-download-item-icon{
        display: none;
        width: 100%;
        height: 100%;
        position: absolute;
        left: 0px;
        top: 0px;    
        background: rgba(0, 80, 187, 0.8) url(../images/about4-icon1.png) no-repeat center;
        background-size: 65px 65px;
        border-radius: 8px;
        opacity: 0;
        transition: all 0.3s ease;
    }
    .about4-download-item:hover .about4-download-item-icon{
        opacity: 1;
    }
    .about4-download-item-tit{
        width: 100%;
        text-align: center;
        font-size: 18px;
        color: #000000;
        margin-top: 10px;
    }


    .about-box2 {
        width: 100%;
        background: #F7F7F7;
    }

    .about-box2 .sectionBox {
        background: none;
        padding-top: 50px;
        padding-bottom: 50px;
    }

    .about2-title {
        font-weight: bold;
        font-size: 36px;
        color: #000000;
        text-align: center;
    }
    
    .about-box3 {
        width: 90%;
        margin-left: 5%;
        margin-bottom: 20px;
    }

    .about3-title {
        font-weight: bold;
        font-size: 36px;
        color: #000000;
        text-align: center;
        margin-top: 20px;
    }

    .about3-map-box {
        width: 100%;
        height: 561px;
        margin-top: 20px;
        margin-bottom: 20px;
    }

    .about3-map-box img {
        width: 100%;
        height: 100%;
    }

    .about3-contact-info {
        width: 100%;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        margin-top: 40px;
    }

    .contact-form-tit1 {
        font-weight: bold;
        font-size: 26px;
        color: #000000;
        padding-bottom: 8px;
        border-bottom: 1px solid #ccc;
        margin-bottom: 20px;
    }

    .contact-form-tit2 {
        font-weight: 400;
        font-size: 16px;
        color: #000000;
        margin-top: 10px;
    }

    .contact-form-box {
        margin-top: 20px;
    }

    .contact-form-item {}

    .contact-form-item-tit {
        font-weight: 400;
        font-size: 16px;
        color: #000000;
        margin-bottom: 8px;
        margin-top: 10px;
    }

    .contact-form-item-input {
        width: 100%;
        height: 42px;
        border: 1px solid #707070;
        box-sizing: border-box;
        padding-left: 10px;
    }

    .contact-form-item-textarea {
        width: 100%;
        height: 75px;
        border: 1px solid #707070;
        box-sizing: border-box;
        padding-left: 10px;
        padding-top: 10px;
        resize: none;
    }

    .contact-form-submit {
        background: #0050BB;
        color: #ffffff;
        width: 145px;
        height: 40px;
        line-height: 40px;
        text-align: center;
        margin-top: 22px;
    }

    .about3-contact-right {
        margin-top: 30px;
    }

    .about3-contact-right-tit {
        width: 100%;
        font-weight: bold;
        font-size: 26px;
        color: #000000;
        border-bottom: 1px solid #ccc;
        padding-bottom: 8px;
    }

    .about3-contact-right-item1 {
        display: flex;
        gap: 15px;
    }

    .about3-contact-other {
        font-weight: 400;
        font-size: 16px;
        color: #000000;
        margin-top: 10px;
    }

    .about3-contact-other p {
        margin-top: 10px;
    }

    .tel400 {
        font-size: 24px;
        font-weight: bold;
        color: #000000;
    }

    .about3-qrcode-box {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 30%;
        height: auto;
        margin-top: 20px;
    }

    .about3-qrcode-box img {
        width: 100%;
        height: auto;
    }

    .about3-contact-right-item2 {
        width: 100%;
        font-weight: 400;
        font-size: 14px;
        padding-top: 10px;
        border-top: 1px solid #ccc;
        color: #515252;
        line-height: 40px;
        margin-top: 24px;
    }
    
    .yongi{
        width:100%;
        height:100%;
    }
}