.banner {
    width: 100%;
}
.banner img {
    display: block;
    width: 100%;
}
.link {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    height: 60px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.16);
}
.link .line {
    width: 108px;
    height: 2px;
    background: #39B6E7;
    position: absolute;
    bottom: -1px;
    /*left: 709px;*/
    transition: 1s;
}
.link a {
    display: block;
    font-size: 20px;
    font-family: HarmonyOS;
    font-weight: 400;
    color: #232323;
    transition: 1s;
    margin-right: 118px;
}
.link a:nth-child(4) {
    margin-right: 0;
}
.link a.on {
    color: #39B6E7;
}
.link a:hover {
    color: #39B6E7;
}
.sec3 .top {
    padding: 105px 0 53px ;
    border-bottom: 1px solid rgba(189, 188, 190, 0.22);
}
.sec3 .top .joke {
    width: 1480px;
    margin: auto;
    display: flex;
    align-items: center;
}
.sec3 .top .joke p {
    font-size: 48px;
    font-family: HarmonyOS-B;
    font-weight: bold;
    color: #333333;
}
.sec3 .top .joke h1 {
    font-size: 48px;
    font-family: Studio Pro;
    font-weight: bold;
    color: #333333;
    padding-left: 151px;
}
.sec3 .content {
    width: 1480px;
    margin: auto;
    display: flex;
}
.sec3 .content .left {
    width: 290px;
    border-right: 1px solid rgba(189, 188, 190, 0.22);
    padding-top: 79px;
    padding-bottom: 33px;
}
.sec3 .content .left .item {
    display: flex;
    align-items: center;
    margin-bottom: 73px;
    cursor: pointer;
    position: relative;
}
.sec3 .content .left .item::after {
    content: "";
    width: 1px;
    height: 58px;
    border: 1px dashed #BDBCBE;
    position: absolute;
    top: 26px;
    left: 6px;
}
.sec3 .content .left .item:nth-last-child(1):after {
    display: none;
}
.sec3 .content .left .item .circle {
    width: 14px;
    height: 14px;
    background: #FFFFFF;
    border: 2px solid #D2D2D2;
    border-radius: 50%;
    transition: 1s;
    margin-right: 16px;
}
.sec3 .content .left .item:hover .circle {
    background: #39B6E7;
    border: 2px solid #39B6E7;
}
.sec3 .content .left .item.on .circle {
    width: 14px;
    height: 14px;
    background: #39B6E7;
    border: 2px solid #39B6E7;
    border-radius: 50%;
}
.sec3 .content .left .item p {
    font-size: 16px;
    font-family: HarmonyOS;
    font-weight: 400;
    color: #A8A7A7;
}
.sec3 .content .left .item.on p {
    color: #39B6E7;
}
.sec3 .content .left .item:hover p {
    color: #39B6E7;
}
.sec3 .content .right {
    padding: 96px 0 0 151px;
}
.sec3 .content .right .swiper {
    width: 880px;
}
.sec3 .content .right .swiper .swiper-slide {
    opacity: 0 !important;
    pointer-events: none !important;
    transition: 1s;
}
.sec3 .content .right .swiper .swiper-slide-active {
    opacity: 1 !important;
    pointer-events: unset !important;
}
.sec3 .content .right .swiper .swiper-slide .circle {
    width: 47px;
    height: 47px;
    background: #39B6E7;
    box-shadow: 0px 5px 49px 0px rgba(0,0,0,0.03);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 27px;
    opacity: 0;
    transform: translateY(25px);
    transition: 1s;
}
.sec3 .content .right .swiper .swiper-slide .circle img {
    display: block;
}
.sec3 .content .right .swiper .swiper-slide h3 {
    font-size: 28px;
    font-family: HarmonyOS-B;
    font-weight: bold;
    color: #39B6E7;
    margin-bottom: 32px;
    opacity: 0;
    transform: translateY(25px);
    transition: 1s;
}
.sec3 .content .right .swiper .swiper-slide p {
    font-size: 16px;
    font-family: HarmonyOS;
    font-weight: 400;
    color: #4D4D4D;
    line-height: 27px;
    margin-bottom: 79px;
    opacity: 0;
    transform: translateY(25px);
    transition: 1s;
}
.sec3 .content .right .swiper .swiper-slide .video {
    width: 100%;
    height: 320px;
    position: relative;
    opacity: 0;
    transform: translateY(25px);
    transition: 1s;
}
.sec3 .content .right .swiper .swiper-slide-active .circle {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}
.sec3 .content .right .swiper .swiper-slide-active p {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}
.sec3 .content .right .swiper .swiper-slide-active h3 {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}
.sec3 .content .right .swiper .swiper-slide-active .video {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}
.sec3 .content .right .swiper .swiper-slide .video img {
    display: block;
    width: 100%;
    height: 100%;
}
.sec3 .content .right .swiper .swiper-slide .video .iconfont {
    color: #fff;
    font-size: 30px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 4px solid #FFFFFF;
    cursor: pointer;
    transition: 1s;
}
.sec3 .content .right .swiper .swiper-slide .video .iconfont:hover {
    color: #39B6E7;
    border: 4px solid #39B6E7;
}
.sec3 .content .right .swiper .swiper-slide .video .iconfont::before {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
}
.fixed_mask {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0,0,0,0.5);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    opacity: 0;
    transition: 1s;
}
.fixed_mask .joke {
    display: flex;
}
.fixed_mask .video {
    width: 800px;
    height: 460px;
    margin: 0 20px 0 0;
}
.fixed_mask .video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.fixed_mask .close {
    width: 40px;
    height: 40px;
    cursor: pointer;
}
.fixed_mask .close span {
    width: 25px;
    height: 2px;
    background-color: #fff;
    display: block;
    margin-top: 6px;
    position: relative;
    top: 8px;
    left: 0;
    transition: 0.4s;
}
.fixed_mask .close span:nth-child(1) {
    transform: rotate(45deg);
}
.fixed_mask .close span:nth-child(2) {
    transform: rotate(-45deg);
    top: 0px;
}
.events_active {
    pointer-events: unset !important;
    opacity: 1 !important;
}
.contact1 {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 158px;
    height: 44px;
    background: #39B6E7;
    border-radius: 22px;
    font-size: 16px;
    font-family: HarmonyOS;
    font-weight: 400;
    color: #FFFFFF;
    margin:100px 0 115px 900px;
}
.section {
    width: 100%;
}
.section img {
    width: 100%;
    display: block;
}
.odmMb {
    display: none;
}


.sec3 .content .right{
    padding-left: 80px;
}
.sec3 .content .left {
    width: 330px;
}
.contact1 {
    margin-left: 570px;
    width: auto !important;
}

.link .line {
    width: 160px;
}
@media screen and (max-width: 1680px) {
    .sec3 .content .left .item p {
        font-size: 14px;
    }
}
@media screen and (max-width: 1500px) {
    .sec3 .top .joke {
        width: 90%;
    }
    .sec3 .content {
        width: 90%;
    }
    .contact1 {
        /* margin: 100px 0 115px 75%; */
        margin: 100px 0 115px 60%;
    }
}
@media screen and (max-width: 1440px) {
    .sec3 .content .right .swiper {
        width: 830px;
    }
}
@media screen and (max-width: 1024px) {
    .odmMb .swiper .swiper-slide p{
        flex: 1;
    }
    .banner {
        height: 40vh;
    }

    .banner img {
        height: 100%;
    }
    .link {
        height: 50px;
        padding: 0 20px;
        justify-content: space-between;
    }

    .link a {
        margin-right: 0;
        font-size: 14px;
        text-align: center;
        line-height: 50px;
        height: 100%;
        width: 25%;
    }

    .link .line {
        width: 84px;

    }
    .sec3 .top {
        padding: 30px 0 20px;
    }
    .sec3 .top .joke {
        width: 90%;
        flex-direction: column;
        align-items: unset;
    }
    .sec3 .top .joke p {
        width: unset;
        font-size: 20px;
        margin-bottom: 25px;
    }
    .sec3 .top .joke h1 {
        font-size: 18px;
        font-weight: bold;
        padding: 0;
    }
    .sec3 {
        padding-bottom: 30px;
        border-bottom: 1px solid rgba(189, 188, 190, 0.22);
    }
    .sec3 .content {
        width: 90%;
        flex-direction: column;
    }
    .sec3 .content .left {
        display: none;
    }
    .sec3 .content .right {
        width: 100%;
        padding: 20px 0 0;
    }
    .sec3 .content .right .swiper {
        width: 100%;
    }
    .sec3 .content .right .swiper .swiper-slide h3 {
        font-size: 16px;
        margin-bottom: 15px;
    }
    .sec3 .content .right .swiper .swiper-slide p {
        font-size: 12px;
        margin-bottom: 30px;
    }
    .sec3 .content .right .swiper .swiper-slide .circle {
        width: 30px;
        height: 30px;
    }
    .sec3 .content .right .swiper .swiper-slide .circle img {
        width: 15px;
    }
    .odmMb {
        display: block;
        width: 100%;
        padding: 20px 0 0;
    }
    .odmMb .swiper {
        width: 100%;
    }
    .odmMb .swiper .swiper-slide {
        display: flex;
        align-items: center;
        width: auto;
    }
    .odmMb .swiper .swiper-slide .circle {
        width: 20px;
        height: 20px;
        display: flex;
        justify-content: center;
        align-items: center;
        background: #FFFFFF;
        border: 2px solid #D2D2D2;
        border-radius: 50%;
        margin-right: 5px;
        transition: 0.6s;
        font-size: 12px;
        color: #D2D2D2;
        transform: rotate(180deg);
        font-weight: 700;
    }
    .odmMb .swiper .swiper-slide p {
        font-size: 12px;
        font-family: Source Han Sans ,PingFang SC;
        font-weight: 400;
        color: #A8A7A7;
        transition: 0.6s;
    }
    .odmMb .swiper .swiper-slide-active .circle {
        background: #39B6E7;
        border: 2px solid #39B6E7;
        color: #fff;
    }
    .odmMb .swiper .swiper-slide-active p {
        color: #39B6E7;

    }
    .contact1 {
        margin: 50px 0;
    }
}
@media screen and (max-width: 540px) {
    .link{
        overflow-x: scroll;
    }
    .link::-webkit-scrollbar{
        display: none;
    }
    .link a{
        width: auto;
        margin-right: 30px;
        white-space: nowrap;
    }
}