.technical1 {
    padding: 70px 0 144px 0
}

.technical1 .title {
    margin: 80px 0 114px 0;
    text-align: center
}

.technical1 .title .p1 {
    font-weight: 400;
    font-size: 36px;
    color: #FFFFFF;
    margin: 0 0 20px
}

.technical1 .title .p1 span {
    color: var(--color);
    position: relative;
    top: -3px;
    font-weight: bold
}

.technical1 .title .p2 {
    font-weight: 400;
    font-size: 16px;
    color: #999999
}

.sec1 {
    padding: 90px 0 69px;
    position: relative
}

.sec1 .bg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1
}

.sec1 .bg img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover
}

.sec1 .mid {
    width: 773px;
    height: 773px;
    margin: 0 auto;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid #56585A
}

.sec1 .mid .cirLine {
    position: absolute;
    width: 100%;
    height: 100%;
    transform: rotate(-60deg);
    transition: transform 0.6s ease-in-out;
    filter: brightness(0) invert(1)
}

.sec1 .mid .cirLine img {
    display: block;
    height: 100%
}

.sec1 .mid .cirLine.auto-rotating {
    transition: none !important
}

.sec1 .mid .imBox {
    width: 710px;
    height: 710px;
    border-radius: 50%;
    overflow: hidden;
    position: relative
}

.sec1 .mid .imBox .photo {
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: 2s
}

.sec1 .mid .imBox .photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.1);
    transition: cubic-bezier(0.77, 0, 0.175, 1) transform 2s
}

.sec1 .mid .imBox .photo:not(:nth-child(1)) {
    position: absolute;
    top: 0;
    left: 0
}

.sec1 .mid .imBox .photo.on {
    opacity: 1
}

.sec1 .mid .imBox .photo.on img {
    transform: scale(1)
}

.sec1 .mid .dotItems {
    width: 0;
    transform-origin: 50%;
    height: 50%;
    position: absolute;
    bottom: 50%;
    left: 50%
}

.sec1 .mid .dotItems .dot {
    height: calc(100% + 5px);
    transform-origin: 50% 100%;
    position: absolute;
    top: -4px;
    left: 0
}

.sec1 .mid .dotItems .dot span {
    width: 13px;
    height: 13px;
    background: #2A2C31;
    border: 2px solid #fff;
    border-radius: 50%;
    display: block;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%)
}

.sec1 .mid .dotItems .dot:nth-child(1) {
    transform: rotate(45deg)
}

.sec1 .mid .dotItems .dot:nth-child(1) span {
    transform: translate(-50%) rotate(-45deg)
}

.sec1 .mid .dotItems .dot:nth-child(2) {
    transform: rotate(90deg)
}

.sec1 .mid .dotItems .dot:nth-child(2) span {
    transform: translate(-50%) rotate(-90deg)
}

.sec1 .mid .dotItems .dot:nth-child(3) {
    transform: rotate(135deg)
}

.sec1 .mid .dotItems .dot:nth-child(3) span {
    transform: translate(-50%) rotate(-135deg)
}

.sec1 .mid .dotItems .dot:nth-child(4) {
    transform: rotate(225deg)
}

.sec1 .mid .dotItems .dot:nth-child(4) span {
    transform: translate(-50%) rotate(-225deg)
}

.sec1 .mid .dotItems .dot:nth-child(5) {
    transform: rotate(270deg)
}

.sec1 .mid .dotItems .dot:nth-child(5) span {
    transform: translate(-50%) rotate(-270deg)
}

.sec1 .mid .dotItems .dot:nth-child(6) {
    transform: rotate(315deg)
}

.sec1 .mid .dotItems .dot:nth-child(6) span {
    transform: translate(-50%) rotate(-315deg)
}

.sec1 .mid .cirItems {
    height: 100%
}

.sec1 .mid .cirItems .list {
    height: calc(100% + 50px);
    cursor: pointer;
    grid-template-rows:1fr 1fr 1fr;
    grid-template-columns:17vw;
    display: grid;
    position: absolute;
    opacity: 0;
    pointer-events: none;
    transition: 0.1s
}

.sec1 .mid .cirItems .list.active {
    opacity: 1;
    pointer-events: auto
}

.sec1 .mid .cirItems .list .alanFn, .sec1 .mid .cirItems .list .alanFns {
    display: flex;
    flex-direction: column;
    justify-content: center;
    opacity: 0.5;
    transition: 0.6s
}

.sec1 .mid .cirItems .list .alanFn .icon, .sec1 .mid .cirItems .list .alanFns .icon {
    width: 42px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center
}

.sec1 .mid .cirItems .list .alanFn .p1, .sec1 .mid .cirItems .list .alanFns .p1 {
    font-weight: bold;
    font-size: 24px;
    color: #FFFFFF;
    margin: 15px 0 5px
}

.sec1 .mid .cirItems .list .alanFn .p2, .sec1 .mid .cirItems .list .alanFns .p2 {
    width: 259px;
    height: 90px;
    font-weight: 400;
    font-size: 16px;
    color: #CCCCCC;
    line-height: 30px
}

.sec1 .mid .cirItems .list .alanFn.on, .sec1 .mid .cirItems .list .alanFns.on {
    opacity: 1
}

.sec1 .mid .cirItems .list.right {
    left: calc(100% + 2vw)
}

.sec1 .mid .cirItems .list.left {
    right: calc(100% + 2vw);
    text-align: right
}

.sec1 .mid .cirItems .list.left .alanFn {
    display: flex;
    flex-direction: column;
    align-items: flex-end
}

@media screen and (max-width: 1919px) {
    .technical1{
        padding: 3.6458333333vw 0px 7.5vw;
    }
    .technical1 .title{
        margin: 4.1666666667vw 0px 5.9375vw;
    }
    .technical1 .title .p1{
        font-size: 1.875vw;
        margin: 0px 0px 1.0416666667vw;
    }
    .technical1 .title .p1 span{
        top: -0.15625vw;
    }
    .technical1 .title .p2{
        font-size: 0.8333333333vw;
    }
    .sec1{
        padding: 4.6875vw 0px 3.59375vw;
    }
    .sec1 .mid{
        width: 40.2604166667vw;
        height: 40.2604166667vw;
    }
    .sec1 .mid .imBox{
        width: 36.9791666667vw;
        height: 36.9791666667vw;
    }
    .sec1 .mid .dotItems .dot{
        height: calc(100% + 0.2604166667vw);
        top: -0.2083333333vw;
    }
    .sec1 .mid .dotItems .dot span{
        width: 0.6770833333vw;
        height: 0.6770833333vw;
        border: 0.1041666667vw solid rgb(255, 255, 255);
    }
    .sec1 .mid .cirItems .list{
        height: calc(100% + 2.6041666667vw);
    }
    .sec1 .mid .cirItems .list .alanFn .icon, .sec1 .mid .cirItems .list .alanFns .icon{
        width: 2.1875vw;
        height: 2.0833333333vw;
    }
    .sec1 .mid .cirItems .list .alanFn .p1, .sec1 .mid .cirItems .list .alanFns .p1{
        font-size: 1.25vw;
        margin: 0.78125vw 0px 0.2604166667vw;
    }
    .sec1 .mid .cirItems .list .alanFn .p2, .sec1 .mid .cirItems .list .alanFns .p2{
        width: 13.4895833333vw;
        height: 4.6875vw;
        font-size: 0.8333333333vw;
        line-height: 1.5625vw;
    }
}

@media screen and (max-width: 1024px) {
    .sec1 {
        padding: 60px 0;
    }
    .sec1 .title {
        padding: 0 5vw;
        margin: 50px 0 30px 0;
    }
    .sec1 .title h5 {
        line-height: unset;
        margin: 0 0 5px;
    }
    .sec1 .title p {
        line-height: 1.6;
    }
    .technical1 .title .p1{
        font-size: 20px;
        margin: 0 0 16px;
    }
    .technical1 .title .p2{
        font-size: 12px;
        line-height: 30px;
    }
    .sec1 .title p{
        line-height: 2;
    }
    .sec1 .mid {
        width: 90vw;
        height: unset;
    }
    .sec1 .mid .cirLine {
        display: none;
    }
    .sec1 .mid .imBox {
        width: 79vw;
        height: 79vw;
        display: none;
    }
    .sec1 .mid .cirItems {
        display: none;
    }
    .sec1 .mid .cirItems.ph {
        display: block !important;
        width: 100%;
    }
    .sec1 .mid .cirItems.ph .list {
        height: unset;
        display: block;
        position: unset;
        width: 100%;
        opacity: 1 !important;
        pointer-events: auto !important;
    }
    .sec1 .mid .cirItems.ph .list .alanFns {
        width: 100%;
        margin: 0 0 50px;
        text-align: center;
    }
    .sec1 .mid .cirItems.ph .list .alanFns .photo {
        width: 50vw;
        margin: 0 auto 20px;
    }
    .sec1 .mid .dotItems {
        display: none;
    }
    .sec1 .mid .dotItems .dot {
        height: calc(100% + 6px);
        top: -6px;
    }
    .sec1 .mid .dotItems .dot span {
        width: 12px;
        height: 12px;
        border: 3px solid #234D7F;
    }
    .sec1 .mid{
        border: none;
    }

    .sec1 .mid .cirItems .list .alanFn, .sec1 .mid .cirItems .list .alanFns{
        opacity: 1!important;
    }

    .sec1 .mid .cirItems.ph .list .alanFns span,.sec1 .mid .cirItems.ph .list .alanFns p{
        color: #fff;
    }
}