* {
    margin: 0;
    padding: 0;
}

.wrap {
    width: 1202px;
    margin: 0 auto;
}



.flex {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    display: -webkit-flex;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
    color: #333;
}

body {
    color: #333333;
    font-family: SourceHanSansCN-Regular;
}

.section {
    -webkit-transition: all 750ms;
    -o-transition: all 750ms;
    -moz-transition: all 750ms;
    transition: all 750ms;
    -webkit-transform: translateY(100px);
    -moz-transform: translateY(100px);
    -ms-transform: translateY(100px);
    -o-transform: translateY(100px);
    transform: translateY(100px);
    opacity: 0;
}

.run {
    -webkit-transform: translateY(0);
    -moz-transform: translateY(0);
    -ms-transform: translateY(0);
    -o-transform: translateY(0);
    transform: translateY(0);
    opacity: 1;
}

/* banner */
.banner img {
    width: 100%;
    display: block;
}

.wrap {
    width: 1418px;
    margin: 0 auto;
}

.size22 {
    font-size: 22px;
}

.title {
    font-family: SourceHanSansCN-Bold;
    font-size: 36px;
    line-height: 38px;
    color: #333333;
    text-align: center;
    font-weight: 700;
    position: relative;
}

.ytext {
    display: none;
}

.title-text {
    font-family: SourceHanSansCN-Regular;
    font-size: 20px;
    line-height: 20px;
    color: #666666;
    text-align: center;
    position: relative;
}

.title-text::after {
    content: '';
    display: block;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 53px;
    height: 6px;
    background-color: #0077c8;
}

.section1 {
    padding-top: 0px;
    position: relative;
    /* height: 580px; */
    padding-bottom: 69px;
}

.aimg {
    position: absolute;
    top: 44px;
    left: 4px;
    z-index: -1;
}

.left1 {
    padding-top: 205px;
}

.img-3 {
    margin-left: 4px;
}

.data-box {
    display: flex;
    flex-wrap: wrap;
    display: -webkit-flex;
    margin-left: 20px;
}

.data-box>div {
    margin-right: 76px;
}

.num-text {
    font-size: 32px;
    color: #0077c9;
    line-height: 34px;
    margin-top: 23px;
    font-weight: 700;
}

.text {
    font-size: 16px;
    line-height: 20px;
    color: #666666;
    margin-top: 12px;
}

.right1 {
    padding-top: 97px;
    padding-right: 13px;
    position: relative;
}

.play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateY(-50%) translateX(-50%);
    z-index: 99;
    cursor: pointer;
}

.section2 {
    background-color: #f6f7fb;
    padding-top: 86px;
    padding-bottom: 119px;
}

.section2>.title-text {
    margin-top: 18px;
}

.section2>.title-text::after {
    bottom: -27px;
}

.promotion-box {
    position: relative;
    width: 414px;
    height: 244px;
    background-color: #ffffff;
    box-shadow: 0px 0px 10px 0px rgba(3, 18, 110, 0.18);
    border-radius: 15px;
    padding-top: 68px;
    padding-left: 40px;
    box-sizing: border-box;
    cursor: pointer;
}

.promotion-box:hover {
    background-image: linear-gradient(0deg,
            #0077c9 0%,
            #1475dd 50%,
            #2772f0 100%),
        linear-gradient(#ffffff,
            #ffffff);
}

.promotion-box:hover .little-title {
    color: #ffffff;
}

.promotion-box:hover .text {
    color: #ffffff;
}

.little-title {
    font-family: SourceHanSansCN-Bold;
    font-size: 24px;
    color: #0077c8;
    font-weight: 700;
    line-height: 24px !important;
}

.section2 .little-title {
    margin-bottom: 24px;
}

.section2 .text {
    margin-top: 0px;
    color: #333333;
    font-weight: 600;
}

.section2 .text1 {
    margin-top: 10px;
}

.iconimg {
    position: absolute;

}

.iconimg1 {
    position: absolute;
    top: 19px;
    right: 18px;
}

.iconimg2 {
    position: absolute;
    top: 18px;
    right: 10px;
}

.iconimg3 {
    position: absolute;
    top: 19px;
    right: 26px;
}

.section2 .wrap {
    margin-top: 97px;
}

.section3 {
    background-image: url(../img/promotion_index/back1.jpg);
    padding-top: 79px;
    padding-bottom: 60px;
    background-size: 100% 100%;
}

.section3 .title-text {
    margin-top: 17px;
}

.section3>.title-text::after {
    bottom: -27px;
}

.box3 {
    display: flex;
    width: 1730px;
    height: 687px;
    margin: 0 auto;
    margin-top: 47px;
    background-color: rgba(255, 255, 255, 0.7);
    box-shadow: 0px 0px 29px 0px rgba(3, 18, 110, 0.08);
    border-radius: 10px;
    box-sizing: unset;
    border: solid 1px #ffffff;
}

.left-nav {
    padding-top: 101px;
    width: 218px;
    border-right: solid 2px #ffffff;
    height: 505px;
    box-sizing: border-box;
}

.nav2 {
    display: flex;
    align-items: center;
    height: 45px;
    padding-left: 15px;
    cursor: pointer;
}

.nav1 {
    margin-top: 31px;
}

.img-box {
    width: 32px;
    text-align: center;
}

.img-box img {
    display: block;
}

.nav-title {
    margin-left: 14px;
    font-size: 20px;
    line-height: 20px;
    color: #3d3d3d;
    font-weight: 600;
}

.selected-nav {
    background-color: rgba(15, 85, 164, 0.1);
    position: relative;
}

.selected-nav::after {
    content: '';
    display: block;
    position: absolute;
    width: 5px;
    height: 35px;
    background-color: #ff8f1c;
    top: 5px;
    left: 0px;
}

.display-box {
    display: block !important;
}

.right-nav {
    flex: 1;
    /* background-color: #0077c9; */
    padding-left: 128px;
    padding-top: 76px;
    position: relative;
    display: none;
}

.right-nav-title {
    font-family: SourceHanSansCN-Bold;
    font-size: 32px;
    line-height: 32px;
    color: #0077c8;
    font-weight: 700;
    margin-bottom: 39px;
}

.right-nav .little-title {
    font-size: 23px;
    color: #3d3d3d;
    padding-left: 19px;
    position: relative;
    line-height: 23px !important;
}

.right-nav .little-title::after {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    background-color: #0077c8;
    position: absolute;
    border-radius: 50%;
    left: 0px;
    top: 50%;
    transform: translateY(-50%);
}

.right-nav .text {
    padding-left: 19px;
    color: #666666;
    margin-top: 16.5px;
    line-height: 16px;
}

.right-nav .text1 {
    margin-top: 10px;
}

.little-title1 {
    margin-top: 41px;
}

.img {
    position: absolute;
}

.img1 {
    top: 174px;
    right: 62px;
}

.img2 {
    top: 114px;
    right: 122px;
}

.img3 {
    top: 161px;
    right: 101px;
}

.img4 {
    top: 63px;
    right: 100px;
}

.img5 {
    top: 63px;
    right: 52px;
}

.button1 {
    margin: 0 auto;
    margin-top: 67px;
    display: block;
    width: 275px;
    height: 54px;
    background-color: #ff8f1c;
    border-radius: 27px;
    cursor: pointer;
    font-family: SourceHanSansCN-Medium;
    font-size: 26px;
    color: #ffffff;
    border: none;
}

.section4 {
    padding-top: 75px;
    background-image: url(../img/promotion_index/back2.png);
    padding-bottom: 82px;
    background-size: 100% 100%;
}

.section4 .title {
    color: #ffffff;
    font-size: 35px;
}

.section4 .title-text {
    margin-top: 19px;
    color: #ffffff;
}

.section4 .title-text::after {
    background-color: #ffffff;
    bottom: -27px;
}

.round-box {
    width: 121px;
    height: 121px;
    background-color: rgba(0, 36, 190, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-family: SourceHanSansCN-Medium;
    font-size: 22px;
    transition: 0.5s;
    color: #ffffff;
    cursor: pointer;
}

.round-box:hover {
    background-color: #ffffff;
    color: #ff8f1c;
    margin-top: -30px;
}

.box1 {
    margin-top: 89px;
}

.box2 {
    margin-top: 44px;
}

.section5 {
    padding-top: 173px;
}

.title-line::after {
    content: '';
    display: block;
    width: 53px;
    height: 6px;
    background-color: #0077c8;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -31px;
}

.we-box {
    padding-top: 98px;
    background-image: url(../img/promotion_index/back3.png);
    background-size: 100% 100%;
    padding-bottom: 101px;
    position: relative;
}

.tuoyuan {
    position: absolute;
    z-index: -1;
}

.tuoyuan1 {
    left: 121px;
    top: 20px;
}

.tuoyuan2 {
    right: 213px;
    top: 56px;
}

.tuoyuan3 {
    left: 539px;
    top: 644px;
}

.tuoyuan4 {
    right: 485px;
    top: 491px;
}

.box5 {
    width: 321px;
    height: 284px;
    background-color: #ffffff;
    box-shadow: 0px 0px 21px 0px rgba(45, 47, 85, 0.07);
    border-radius: 20px;
    text-align: center;
    padding-top: 39px;
    box-sizing: border-box;
    transition: 0.3s;
    cursor: pointer;
}

.box5:hover {
    border-top: 5px solid #ff8f1c;
    margin-top: -18px;
}

.little-title5 {
    margin-top: 14px;
    font-weight: 700;
}

.little-text {
    font-size: 18px;
    color: #666666;
    margin-top: 12px;
}

.little-text1 {
    margin-top: 4px;
}

.flex2 {
    margin-top: 38px;
    justify-content: center;
}

.box-5 {
    margin-right: 41px;
}

.section6 {
    padding-top: 144px;
    padding-bottom: 147px;
}

.section6>.title-line::after {
    bottom: -32px;
}

.box6 {
    width: 193px;
    height: 307px;
    background-color: #e4f3ff;
    border-radius: 97px;
    border: solid 1px #ffffff;
    text-align: center;
    transition: 0.3s;
    box-sizing: border-box;
    cursor: pointer;
    position: relative;
}

.box6 .little-text {
    color: #0077c8;
    position: relative;
}


.box6:hover .little-text {
    color: #ffffff;
    font-size: 20px;
}

.box6:hover {
    width: 215px;
    height: 339px;
    background-color: #0077c8;
    border-radius: 107px;
    border: solid 1px #ffffff;
}

.img-icon {
    margin-bottom: 35px;
}

.img-icon1 {
    margin-top: 66px;
    margin-bottom: 35px;
}

.img-icon1 {
    margin-top: 66px;
    margin-bottom: 35px;
}

.img-icon2 {
    margin-top: 66px;
    margin-bottom: 35px;
}

.img-icon3 {
    margin-top: 61px;
    margin-bottom: 35px;
}

.img-icon4 {
    margin-top: 62px;
    margin-bottom: 35px;
}

.img-icon5 {
    margin-top: 62px;
    margin-bottom: 35px;
}

.little-text2 {
    margin-top: 14px;
}

.big-box {
    position: relative;
    margin-top: 82px;
    height: 339px;
    align-items: center;
}

.triangle {
    position: absolute;
}

.triangle1 {
    left: 231px;
}

.triangle2 {
    left: 534px;
}

.triangle3 {
    left: 837px;
}

.triangle4 {
    right: 246px;
}

/* 联系我们 */
.section7 {
    background-color: #0077C8;
    height: 448px;
    position: relative;
    padding-top: 1px;
}

.title-img {
    position: absolute;
    top: 111px;
    left: 50%;
    transform: translateX(-50%);
}

.bottom-title {
    font-family: MicrosoftYaHei;
    font-size: 48px;
    color: #ffffff;
    text-align: center;
    margin-top: 145px;
}

.bottom-text {
    text-align: center;
    font-family: MicrosoftYaHeiLight;
    font-size: 16px;
    color: #ffffff;
    margin-top: 16px;
}

.form-box {
    width: 355px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid #ffffff;
}

.form-label {
    font-family: MicrosoftYaHeiLight;
    font-size: 16px;
    margin-left: 7px;
    color: #ffffff;
}

.input-box {
    flex: 1;
    border: none;
    outline: none;
    background-color: #0077C8;
    color: #ffffff;
    font-size: 16px;
    margin-left: 5px;
}

.form-box2 {
    margin: 0 21px;
}

.bottom-box {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-top: 34px;
}

.sub-btn {
    background-color: #ffffff;
    border-radius: 26px;
    border: solid 1px #ffffff;
    padding: 14.5px 54px;
    font-size: 16px;
    cursor: pointer;
}

.img-1 {
    border-radius: 10px;
    width: 735px;
}

@media only screen and (max-width: 1620px) {

    /* 联系我们 */
    .section7 {
        height: auto;
        padding-bottom: 80px;

    }

    .title-img {
        width: 32%;
        top: 79px;
    }

    .bottom-title {
        font-size: 44px;
        margin-top: 110px;
    }

    .bottom-text {
        text-align: center;
        font-family: MicrosoftYaHeiLight;
        font-size: 14px;
        color: #ffffff;
        margin-top: 14px;
    }

    .bottom-box {
        display: flex;
        justify-content: center;
        margin-top: 30px;
    }

    .form-box {
        width: 18%;
        display: flex;
        align-items: center;
        justify-content: center;
        border-bottom: 1px solid #ffffff;
    }

    .icon-img {
        width: 19px;
    }

    .form-label {
        font-size: 15px;
    }

    .sub-btn {
        background-color: #ffffff;
        border-radius: 26px;
        border: solid 1px #ffffff;
        padding: 12px 45px;
        font-size: 14px;
        cursor: pointer;
    }
}

@media only screen and (max-width: 1730px) {
    .section3 {
        padding-top: 60px;
        padding-bottom: 50px;
        background-size: 100% 100%;
    }

    .section3 .title-text {
        margin-top: 17px;
    }

    .section3>.title-text::after {
        bottom: -27px;
    }

    .box3 {
        width: 1400px;
        padding-bottom: 30px;
        margin-top: 40px;
        height: 580px;
    }

    .left-nav {
        padding-top: 90px;
        width: 12.6%;
        height: 460px;
    }

    .nav2 {
        height: 43px;
        padding-left: 13px;
    }

    .nav1 {
        margin-top: 28px;
    }

    .img-box {
        width: 28px;
    }

    .img-box img {
        width: 100%;
    }

    .nav-title {
        margin-left: 12px;
        font-size: 18px;
        line-height: 18px;
    }

    .selected-nav::after {
        width: 5px;
        height: 35px;
        top: 50%;
        transform: translateY(-50%);
    }

    .right-nav {
        padding-left: 100px;
        padding-top: 65px;
    }

    .right-nav-title {
        font-size: 28px;
        line-height: 28px;
        margin-bottom: 30px;
    }

    .right-nav .little-title {
        font-size: 20px;
        padding-left: 15px;
        line-height: 20px !important;
    }

    .right-nav .text {
        padding-left: 15px;
        color: #666666;
        margin-top: 16.5px;
        line-height: 16px;
    }

    .right-nav .little-title::after {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        left: 0px;
        top: 50%;
    }

    .right-nav .text1 {
        margin-top: 8px;
    }

    .little-title1 {
        margin-top: 35px;
    }

    .img {
        position: absolute;
    }

    .img1 {
        width: 41%;
        top: 24%;
        right: 3%;
    }

    .img2 {
        width: 33%;
        top: 15%;
        right: 3%;
    }

    .img3 {
        width: 40%;
        top: 28%;
        right: 3%;
    }

    .img4 {
        width: 38%;
        top: 18%;
        right: 2%;
    }

    .img5 {
        width: 38%;
        top: 18%;
        right: 2%;
    }

    .button1 {
        margin-top: 50px;
        width: 250px;
        height: 50px;
        font-size: 24px;
    }

}

@media only screen and (max-width: 1580px) {

    .box2,
    .box1 {
        padding: 0px;
    }
}

@media only screen and (max-width: 1430px) {
    .play {
        width: 11%
    }

    .wrap {
        width: 1200px;
        margin: 0 auto;
    }

    .size22 {
        font-size: 20px;
    }

    .title {
        font-size: 34px !important;
        line-height: 34px;
    }

    .title-text {
        font-size: 18px !important;
        line-height: 18px !important;
    }

    .title-text::after {
        width: 50px !important;
        height: 5px !important;
    }

    .section1 {
        padding-top: 0px;
        position: relative;
        /* height: 580px; */
        padding-bottom: 59px;
    }

    .aimg {
        top: 34px;
        left: 4px;
        width: 36.25%;
    }

    .left1 {
        padding-top: 190px;
    }

    .img-3 {
        margin-left: 3px;
        width: 35%;
    }

    .data-box {
        display: flex;
        flex-wrap: wrap;
        display: -webkit-flex;
        margin-left: 18px;
    }

    .data-box>div {
        margin-right: 65px;
    }

    .num-text {
        font-size: 28px;
        color: #0077c9;
        line-height: 30px;
        margin-top: 20px;
        font-weight: 700;
    }

    .text {
        font-size: 15px;
        line-height: 19px;
        color: #666666;
        margin-top: 10px;
    }

    .right1 {
        padding-top: 87px;
        padding-right: 12px;
    }

    .img-1 {
        width: 500px;
    }

    .section2 {
        background-color: #f6f7fb;
        padding-top: 70px;
        padding-bottom: 100px;
    }

    .section2>.title-text {
        margin-top: 15px;
    }

    .section2>.title-text::after {
        bottom: -25px;
    }

    .promotion-box {
        width: 380px;
        height: 244px;
        padding-top: 60px;
        padding-left: 35px;
    }

    .promotion-box:hover {
        background-image: linear-gradient(0deg,
                #0077c9 0%,
                #1475dd 50%,
                #2772f0 100%),
            linear-gradient(#ffffff,
                #ffffff);
    }

    .promotion-box:hover .little-title {
        color: #ffffff;
    }

    .promotion-box:hover .text {
        color: #ffffff;
    }

    .little-title {
        font-family: SourceHanSansCN-Bold;
        font-size: 22px;
        color: #0077c8;
        font-weight: 700;
    }

    .section2 .little-title {
        margin-bottom: 20px;
    }

    .section2 .text {
        margin-top: 0px;
        color: #333333;
        font-weight: 600;
    }

    .section2 .text1 {
        margin-top: 8px;
    }

    .iconimg {
        position: absolute;
    }

    .iconimg1 {
        width: 32%;
        top: 7%;
        right: 4%;
    }

    .iconimg2 {
        width: 32%;
        top: 7%;
        right: 4%;
    }

    .iconimg3 {
        width: 24%;
        top: 7%;
        right: 4%;
    }

    .section2 .wrap {
        margin-top: 80px;
    }

    .section3 {
        padding-top: 50px;
        padding-bottom: 40px;
    }

    .section3 .title-text {
        margin-top: 15px;
    }

    .section3>.title-text::after {
        bottom: -25px;
    }

    .box3 {
        width: 1200px;
        padding-bottom: 30px;
        margin-top: 40px;
        height: 500px;
    }

    .left-nav {
        padding-top: 70px;
        width: 14%;
        height: 420px;
    }

    .nav2 {
        height: 43px;
        padding-left: 10px;
    }

    .nav1 {
        margin-top: 26px;
    }

    .img-box {
        width: 25px;
    }

    .img-box img {
        width: 100%;
    }

    .nav-title {
        margin-left: 10px;
        font-size: 16px;
        line-height: 16px;
    }

    .selected-nav::after {
        width: 5px;
        height: 33px;
        top: 50%;
        transform: translateY(-50%);
    }

    .right-nav {
        padding-left: 80px;
        padding-top: 50px;
    }

    .right-nav-title {
        line-height: 24px;
        font-size: 24px;
        margin-bottom: 28px;
    }

    .right-nav .little-title {
        font-size: 18px;
        padding-left: 13px;
        line-height: 18px !important;
    }

    .right-nav .text {
        padding-left: 13px;
        margin-top: 13px;
    }

    .right-nav .little-title::after {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        left: 0px;
        top: 50%;
    }

    .right-nav .text1 {
        margin-top: 7px;
    }

    .little-title1 {
        margin-top: 28px;
    }

    .img {
        position: absolute;
    }

    .img1 {
        width: 35%;
        top: 28%;
        right: 3%;
    }

    .img2 {
        width: 33%;
        top: 15%;
        right: 3%;
    }

    .img3 {
        width: 37%;
        top: 33%;
        right: 3%;
    }

    .img4 {
        width: 38%;
        top: 18%;
        right: 2%;
    }

    .img5 {
        width: 37%;
        top: 18%;
        right: 2%;
    }

    .button1 {
        margin-top: 50px;
        width: 250px;
        height: 50px;
        font-size: 24px;
    }

    .section4 {
        padding-top: 65px;
        background-image: url(../img/promotion_index/back2.png);
        padding-bottom: 70px;
    }

    .round-box {
        width: 105px;
        height: 105px;
        font-size: 20px;
    }

    .round-box:hover {
        margin-top: -25px;
    }

    .box1 {
        margin-top: 70px;
    }

    .box2 {
        margin-top: 38px;
    }

    .section5 {
        padding-top: 140px;
    }

    .title-line::after {
        width: 50px;
        height: 6px;
        bottom: -28px !important;
    }

    .we-box {
        padding-top: 80px;
        padding-bottom: 90px;
    }

    .tuoyuan {
        position: absolute;
        z-index: -1;
    }

    .flex2 {
        margin-top: 35px;
        justify-content: center;
    }

    .box-5 {
        margin-right: 41px;
    }

    .tuoyuan1 {
        width: 14.5%;
        left: 2%;
        top: 20px;
    }

    .tuoyuan2 {
        width: 4%;
        right: 5%;
        top: 56px;
    }

    .tuoyuan3 {
        width: 6%;
        left: 25%;
        top: 580px;
    }

    .tuoyuan4 {
        width: 10%;
        right: 21%;
        top: 460px;
    }

    .box5 {
        width: 280px;
        height: 250px;
        padding-top: 30px;
    }

    .box5>img {
        width: 50px;
    }

    .box5:hover {
        border-top: 4px solid #ff8f1c;
        margin-top: -15px;
    }

    .little-title5 {
        margin-top: 10px;
        font-weight: 700;
    }

    .little-text {
        font-size: 16px;
        color: #666666;
        margin-top: 10px;
    }

    .little-text1 {
        margin-top: 4px;
    }

    .section6 {
        padding-top: 100px;
        padding-bottom: 100px;
    }



    .box6 {
        width: 170px;
        height: 280px;
    }

    .box6:hover .little-text {
        font-size: 18px;
    }

    .box6:hover {
        width: 185px;
        height: 295px;
    }

    .img-icon {
        margin-bottom: 30px !important;
        margin-top: 60px !important;
    }


    .little-text2 {
        margin-top: 14px;
    }

    .big-box {
        position: relative;
        margin-top: 70px;
        height: 300px;
        align-items: center;
    }

    .triangle {
        position: absolute;
    }

    .triangle1 {
        left: 17%;
    }

    .triangle2 {
        left: 38%;
    }

    .triangle3 {
        left: 59.5%;
    }

    .triangle4 {
        right: 16%;
    }

    /* 联系我们 */
    .section7 {
        height: auto;
        padding-bottom: 60px;

    }

    .title-img {
        width: 32%;
        top: 60px;
    }

    .bottom-title {
        font-size: 38px;
        margin-top: 90px;
    }

    .bottom-text {
        text-align: center;
        font-family: MicrosoftYaHeiLight;
        font-size: 14px;
        color: #ffffff;
        margin-top: 14px;
    }

    .bottom-box {
        display: flex;
        justify-content: center;
        margin-top: 30px;
    }

    .form-box {
        width: 18%;
        display: flex;
        align-items: center;
        justify-content: center;
        border-bottom: 1px solid #ffffff;
    }

    .icon-img {
        width: 19px;
    }

    .form-label {
        font-size: 15px;
        display: block;
        min-width: 39px;
    }

    .sub-btn {
        background-color: #ffffff;
        border-radius: 26px;
        border: solid 1px #ffffff;
        padding: 7px 35px;
        font-size: 14px;
        cursor: pointer;
    }
}

@media only screen and (max-width: 1220px) {
    .wrap {
        width: 1000px;
        margin: 0 auto;
    }

    .size22 {
        font-size: 18px;
    }

    .title {
        font-size: 32px !important;
        line-height: 32px !important;
    }

    .title-text {
        font-size: 17px !important;
        line-height: 17px !important;
    }

    .title-text::after {
        width: 45px !important;
        height: 5px !important;
    }

    .section1 {
        padding-bottom: 50px;
    }

    .aimg {
        top: 34px;
        left: 4px;
        width: 36.25%;
    }

    .left1 {
        padding-top: 160px;
    }

    .img3 {
        margin-left: 3px;
    }

    .data-box {
        display: flex;
        flex-wrap: wrap;
        display: -webkit-flex;
        margin-left: 15px;
    }

    .data-box>div {
        margin-right: 55px;
    }

    .num-text {
        font-size: 26px;
        color: #0077c9;
        line-height: 28px;
        margin-top: 15px;
        font-weight: 700;
    }

    .text {
        font-size: 14px;
        line-height: 18px;
        color: #666666;
        margin-top: 10px;
    }

    .right1 {
        padding-top: 87px;
        padding-right: 12px;
    }

    .img-1 {
        width: 450px;
    }

    .section2 {
        background-color: #f6f7fb;
        padding-top: 50px;
        padding-bottom: 60px;
    }

    .section2>.title-text {
        margin-top: 13px;
    }

    .section2>.title-text::after {
        bottom: -20px;
    }

    .promotion-box {
        width: 31%;
        height: auto;
        padding-bottom: 35px;
        padding-top: 40px;
        padding-left: 35px;
    }

    .little-title {
        font-size: 18px;
    }

    .section2 .little-title {
        margin-bottom: 15px;
    }

    .section2 .text {
        margin-top: 0px;
        color: #333333;
        font-weight: 600;
    }

    .section2 .text1 {
        margin-top: 8px;
    }

    .iconimg {
        position: absolute;
    }

    .iconimg1 {
        width: 32%;
        top: 7%;
        right: 4%;
    }

    .iconimg2 {
        width: 32%;
        top: 7%;
        right: 4%;
    }

    .iconimg3 {
        width: 24%;
        top: 7%;
        right: 4%;
    }

    .section2 .wrap {
        margin-top: 60px;
    }

    .section3 {
        padding-top: 40px;
        padding-bottom: 35px;
    }

    .section3 .title-text {
        margin-top: 15px;
    }

    .section3>.title-text::after {
        bottom: -25px;
    }


    .left-nav {
        padding-top: 50px;
        width: 14%;
        height: 400px;
    }

    .nav2 {
        height: 40px;
        padding-left: 10px;
    }

    .nav1 {
        margin-top: 23px;
    }

    .img-box {
        width: 20px;
    }

    .img-box img {
        width: 100%;
    }

    .nav-title {
        margin-left: 10px;
        font-size: 15px;
        line-height: 15px;
    }

    .selected-nav::after {
        width: 4px;
        height: 30px;
    }

    .right-nav {
        padding-left: 30px;
        padding-top: 30px;
    }

    .right-nav-title {
        font-size: 20px;
        line-height: 20px;
        margin-bottom: 25px;
    }

    .right-nav .little-title {
        font-size: 16px;
        padding-left: 10px;
        line-height: 16px !important;
    }

    .right-nav .text {
        padding-left: 10px;
        margin-top: 13px;
    }

    .right-nav .little-title::after {
        width: 5px;
        height: 5px;
    }

    .right-nav .text1 {
        margin-top: 5px;
    }

    .little-title1 {
        margin-top: 22px;
    }

    .img {
        position: absolute;
    }

    .img1 {
        width: 33%;
        top: 30%;
        right: 3%;
    }

    .img2 {
        width: 31%;
        top: 20%;
        right: 1%;
    }

    .img3 {
        width: 33%;
        top: 34%;
        right: 0%;
    }

    .img4 {
        width: 34%;
        top: 19%;
        right: 1%;
    }

    .img5 {
        width: 35%;
        top: 18%;
        right: 2%;
    }

    .button1 {
        margin-top: 40px;
        width: 200px;
        height: 40px;
        font-size: 20px;
    }

    .box3 {
        width: 1000px;
        padding-bottom: 30px;
        margin-top: 40px;
        height: 430px;
    }

    .section4 {
        padding-top: 55px;
        background-image: url(../img/promotion_index/back2.png);
        padding-bottom: 60px;
    }

    .round-box {
        width: 95px;
        height: 95px;
        font-size: 18px;
    }

    .round-box:hover {
        margin-top: -25px;
    }

    .box1 {
        margin-top: 65px;
    }

    .box2 {
        margin-top: 33px;
    }

    .section5 {
        padding-top: 120px;
    }

    .title-line::after {
        width: 45px;
        height: 5px;
        bottom: -25px !important;
    }

    .we-box {
        padding-top: 70px;
        padding-bottom: 80px;
    }

    .tuoyuan {
        position: absolute;
        z-index: -1;
    }

    .flex2 {
        margin-top: 30px;
        justify-content: center;
    }

    .box-5 {
        margin-right: 35px;
    }

    .tuoyuan1 {
        width: 14.5%;
        left: 2%;
        top: 20px;
    }

    .tuoyuan2 {
        width: 4%;
        right: 5%;
        top: 56px;
    }

    .tuoyuan3 {
        width: 6%;
        left: 25%;
        top: 82%;
    }

    .tuoyuan4 {
        width: 10%;
        right: 21%;
        top: 66%;
    }

    .box5 {
        width: 230px;
        height: 220px;
        padding-top: 30px;
    }

    .box5>img {
        width: 45px;
    }

    .box5:hover {
        border-top: 4px solid #ff8f1c;
        margin-top: -13px;
    }

    .little-title5 {
        margin-top: 9px;
        font-weight: 700;
    }

    .little-text {
        font-size: 13px;
        color: #666666;
        margin-top: 8px;
    }

    .little-text1 {
        margin-top: 3px;
    }

    .section6 {
        padding-top: 80px;
        padding-bottom: 80px;
    }



    .box6 {
        width: 150px;
        height: 280px;
    }

    .box6:hover .little-text {
        font-size: 14px;
    }

    .box6:hover {
        width: 160px;
        height: 290px;

    }

    .img-icon {
        width: 20%;
        margin-bottom: 30px !important;
        margin-top: 60px !important;
    }

    .img-icon1 {
        width: 32%;
    }

    .img-icon2 {
        width: 42%;
    }

    .img-icon3 {
        width: 31%;
    }

    .img-icon4 {
        width: 26%;
    }

    .img-icon5 {
        width: 31%;
    }

    .triangle {
        width: 2%;
    }

    .little-text2 {
        margin-top: 14px;
    }

    .big-box {
        position: relative;
        margin-top: 70px;
        height: 300px;
        align-items: center;
    }

    .triangle {
        position: absolute;
    }

    .triangle1 {
        left: 17%;
    }

    .triangle2 {
        left: 38%;
    }

    .triangle3 {
        left: 59.5%;
    }

    .triangle4 {
        right: 17%;
    }

    .section7 {
        height: auto;
        padding-bottom: 60px;

    }

    .title-img {
        width: 32%;
        top: 40px;
    }

    .bottom-title {
        font-size: 34px;
        margin-top: 50px;
    }

    .bottom-text {
        text-align: center;
        font-family: MicrosoftYaHeiLight;
        font-size: 14px;
        color: #ffffff;
        margin-top: 10px;
    }

    .bottom-box {
        display: flex;
        justify-content: center;
        margin-top: 25px;
    }

    .form-box {
        width: 20%;
        display: flex;
        align-items: center;
        justify-content: center;
        border-bottom: 1px solid #ffffff;
    }

    .icon-img {
        width: 19px;
    }

    .form-label {
        font-size: 14px;
        display: block;
        min-width: 35px;
    }

    .sub-btn {
        background-color: #ffffff;
        border-radius: 26px;
        border: solid 1px #ffffff;
        padding: 7px 30px;
        font-size: 14px;
        cursor: pointer;
    }

    .input-box {}

    .form-box2 {
        margin: 0 40px 0 30px;
    }
}

@media only screen and (max-width: 1023px) {
    .wrap {
        width: 90%;
        margin: 0 auto;
    }

    .size22 {
        font-size: 16px;
    }

    .title {
        font-size: 28px !important;
        line-height: 28px !important;
    }

    .title-text {
        font-size: 15px !important;
        line-height: 15px !important;
    }

    .title-text::after {
        width: 40px !important;
        height: 4px !important;
    }

    .section1 {
        padding-bottom: 45px;
    }

    .aimg {
        top: 30px;
        left: 4px;
        width: 36.25%;
    }

    .left1 {
        padding-top: 150px;
    }

    .img3 {
        margin-left: 3px;
    }

    .data-box {
        display: flex;
        flex-wrap: wrap;
        display: -webkit-flex;
        margin-left: 13px;
    }

    .data-box>div {
        margin-right: 55px;
    }

    .num-text {
        font-size: 24px;
        color: #0077c9;
        line-height: 26px;
        margin-top: 13px;
        font-weight: 700;
    }

    .text {
        font-size: 13px;
        line-height: 16px;
        color: #666666;
        margin-top: 10px;
    }

    .right1 {
        padding-top: 60px;
        padding-right: 10px;
        width: 45%;
    }

    .img-1 {
        width: 100%;
    }

    .section2 {
        background-color: #f6f7fb;
        padding-top: 35px;
        padding-bottom: 45px;
    }

    .section2>.title-text {
        margin-top: 12px;
    }

    .section2>.title-text::after {
        bottom: -20px;
    }

    .promotion-box {
        width: 31%;
        height: auto;
        padding-bottom: 35px;
        padding-top: 40px;
        padding-left: 15px;
    }

    .little-title {
        font-size: 18px;
    }

    .section2 .little-title {
        margin-bottom: 13px;
    }


    .section2 .text1 {
        margin-top: 8px;
    }

    .iconimg {
        position: absolute;
    }

    .iconimg1 {
        width: 28%;
        top: 7%;
        right: 4%;
    }

    .iconimg2 {
        width: 28%;
        top: 7%;
        right: 4%;
    }

    .iconimg3 {
        width: 22%;
        top: 7%;
        right: 4%;
    }

    .section2 .wrap {
        margin-top: 60px;
    }

    .section3 {
        padding-top: 35px;
        padding-bottom: 30px;
    }

    .section3 .title-text {
        margin-top: 10px;
    }

    .section3>.title-text::after {
        bottom: -15px;
    }


    .left-nav {
        padding-top: 35px;
        width: 14%;
        height: 350px;
    }

    .nav2 {
        height: 30px;
        padding-left: 8px;
    }

    .nav1 {
        margin-top: 20px;
    }

    .img-box {
        width: 18px;
    }

    .img-box img {
        width: 100%;
    }

    .nav-title {
        margin-left: 8px;
        font-size: 13px;
        line-height: 13px;
    }

    .selected-nav::after {
        width: 3px;
        height: 20px;
    }

    .right-nav {
        padding-left: 25px;
        padding-top: 25px;
    }

    .right-nav-title {
        font-size: 18px;
        line-height: 18px;
        margin-bottom: 20px;
    }

    .right-nav .little-title {
        font-size: 14px;
        padding-left: 8px;
        line-height: 14px !important;
    }

    .right-nav .text {
        padding-left: 8px;
        margin-top: 10px;
    }

    .right-nav .little-title::after {
        width: 5px;
        height: 5px;
    }

    .right-nav .text1 {
        margin-top: 5px;
    }

    .little-title1 {
        margin-top: 18px;
    }

    .img1 {
        width: 33%;
        top: 30%;
        right: 3%;
    }

    .img2 {
        width: 31%;
        top: 20%;
        right: 1%;
    }

    .img3 {
        width: 33%;
        top: 34%;
        right: 0%;
    }

    .img4 {
        width: 34%;
        top: 19%;
        right: 1%;
    }

    .img5 {
        width: 35%;
        top: 18%;
        right: 2%;
    }

    .button1 {
        margin-top: 40px;
        width: 200px;
        height: 40px;
        font-size: 20px;
    }

    .box3 {
        width: 90%;
        padding-bottom: 30px;
        margin-top: 40px;
        height: 370px;
    }

    .section4 {
        padding-top: 55px;
        background-image: url(../img/promotion_index/back2.png);
        padding-bottom: 60px;
    }

    .round-box {
        width: 90px;
        height: 90px;
        font-size: 16px;
    }

    .round-box:hover {
        margin-top: -20px;
    }

    .box1 {
        margin-top: 50px;
    }

    .box2 {
        margin-top: 25px;
    }

    .section5 {
        padding-top: 90px;
    }

    .title-line::after {
        width: 35px !important;
        height: 4px !important;
        bottom: -20px !important;
    }

    .we-box {
        padding-top: 50px;
        padding-bottom: 60px;
    }


    .flex2 {
        margin-top: 25px !important;
        justify-content: center;
    }

    .box-5 {
        margin-right: 30px;
    }

    .tuoyuan1 {
        width: 14.5%;
        left: 2%;
        top: 20px;
    }

    .tuoyuan2 {
        width: 4%;
        right: 3%;
        top: 37px;
    }

    .tuoyuan3 {
        width: 6%;
        left: 25%;
        top: 82%;
    }

    .tuoyuan4 {
        width: 10%;
        right: 21%;
        top: 66%;
    }

    .box5 {
        width: 200px;
        height: 200px;
        padding-top: 30px;
    }

    .box5>img {
        width: 45px;
    }

    .box5:hover {
        border-top: 4px solid #ff8f1c;
        margin-top: -13px;
    }

    .little-title5 {
        margin-top: 9px;
        font-weight: 700;
    }

    .little-text {
        font-size: 12px;
        color: #666666;
        margin-top: 8px;
    }

    .little-text1 {
        margin-top: 3px;
    }

    .section6 {
        padding-top: 80px;
        padding-bottom: 80px;
    }



    .box6 {
        width: 135px;
        height: 240px;
    }

    .box6:hover .little-text {
        font-size: 13px;
    }

    .box6:hover {
        width: 140px;
        height: 245px;

    }

    .img-icon {
        width: 20%;
        margin-bottom: 20px !important;
        margin-top: 45px !important;
    }

    .img-icon1 {
        width: 32%;
    }

    .img-icon2 {
        width: 42%;
    }

    .img-icon3 {
        width: 31%;
    }

    .img-icon4 {
        width: 26%;
    }

    .img-icon5 {
        width: 31%;
    }

    .triangle {
        width: 2%;
    }

    .little-text2 {
        margin-top: 14px;
    }

    .big-box {
        margin-top: 50px;
        height: 300px;
        align-items: center;
    }

    .triangle {
        position: absolute;
    }

    .triangle1 {
        left: 17%;
    }

    .triangle2 {
        left: 38%;
    }

    .triangle3 {
        left: 59.5%;
    }

    .triangle4 {
        right: 17%;
    }

    .section7 {
        height: auto;
        padding-bottom: 60px;

    }

    .title-img {
        width: 32%;
        top: 40px;
    }

    .bottom-title {
        font-size: 34px;
        margin-top: 50px;
    }

    .bottom-text {
        text-align: center;
        font-family: MicrosoftYaHeiLight;
        font-size: 14px;
        color: #ffffff;
        margin-top: 10px;
    }

    .bottom-box {
        display: flex;
        justify-content: center;
        margin-top: 25px;
    }

    .form-box {
        width: 20%;
        display: flex;
        align-items: center;
        justify-content: center;
        border-bottom: 1px solid #ffffff;
    }

    .icon-img {
        width: 19px;
    }

    .form-label {
        font-size: 14px;
        display: block;
        min-width: 35px;
    }

    .sub-btn {
        background-color: #ffffff;
        border-radius: 26px;
        border: solid 1px #ffffff;
        padding: 7px 30px;
        font-size: 14px;
        cursor: pointer;
    }

    .input-box {}

    .form-box2 {
        margin: 0 40px 0 30px;
    }
}

@media only screen and (max-width: 991px) {
    .wrap {
        width: 90%;
        margin: 0 auto;
    }

    .size22 {
        font-size: 14px;
    }

    .title {
        font-size: 24px !important;
        line-height: 24px !important;
    }

    .title-text {
        font-size: 14px !important;
        line-height: 14px !important;
    }

    .title-text::after {
        width: 35px !important;
        height: 4px !important;
        bottom: -20px !important;
    }

    .section1 {
        padding-bottom: 40px;
    }

    .aimg {
        top: 25px;
        left: 4px;
        width: 36.25%;
    }

    .left1 {
        padding-top: 100px;
    }

    .img3 {
        margin-left: 3px;
    }

    .data-box {
        display: flex;
        flex-wrap: wrap;
        display: -webkit-flex;
        margin-left: 10px;
    }

    .data-box>div {
        margin-right: 40px;
    }

    .num-text {
        font-size: 18px;
        color: #0077c9;
        line-height: 24px;
        margin-top: 10px;
        font-weight: 700;
    }

    .text {
        font-size: 12px;
        line-height: 14px;
        color: #666666;
        margin-top: 10px;
    }

    .right1 {
        padding-top: 50px;
        padding-right: 10px;
        width: 40%;
    }

    .img-1 {
        width: 100%;
    }

    .section2 {
        background-color: #f6f7fb;
        padding-top: 25px;
        padding-bottom: 30px;
    }

    .section2>.title-text {
        margin-top: 10px;
    }

    .section2>.title-text::after {
        bottom: -18px;
    }

    .promotion-box {
        width: 31%;
        height: auto;
        padding-bottom: 30px;
        padding-top: 30px;
        padding-left: 13px;
    }

    .little-title {
        font-size: 16px;
    }

    .section2 .little-title {
        margin-bottom: 10px;
    }


    .section2 .text1 {
        margin-top: 8px;
    }

    .iconimg {
        position: absolute;
    }

    .iconimg1 {
        width: 28%;
        top: 7%;
        right: 4%;
    }

    .iconimg2 {
        width: 28%;
        top: 7%;
        right: 4%;
    }

    .iconimg3 {
        width: 22%;
        top: 7%;
        right: 4%;
    }

    .section2 .wrap {
        margin-top: 40px;
    }

    .section3 {
        padding-top: 35px;
        padding-bottom: 30px;
    }

    .section3 .title-text {
        margin-top: 10px;
    }

    .section3>.title-text::after {
        bottom: -15px;
    }


    .left-nav {
        padding-top: 35px;
        width: 14%;
        height: 350px;
    }

    .nav2 {
        height: 30px;
        padding-left: 4px;
    }

    .nav1 {
        margin-top: 20px;
    }

    .img-box {
        width: 15px;
    }

    .img-box img {
        width: 100%;
    }

    .nav-title {
        margin-left: 5px;
        font-size: 12px;
        line-height: 12px;
    }

    .selected-nav::after {
        width: 3px;
        height: 20px;
    }

    .right-nav {
        padding-left: 25px;
        padding-top: 25px;
    }

    .right-nav-title {
        font-size: 16px;
        line-height: 16px;
        margin-bottom: 10px;
    }

    .right-nav .little-title {
        font-size: 13px;
        padding-left: 8px;
    }

    .right-nav .text {
        padding-left: 8px;
        margin-top: 6px;
    }

    .right-nav .little-title::after {
        width: 4px;
        height: 4px;
    }

    .right-nav .text1 {
        margin-top: 4px;
    }

    .little-title1 {
        margin-top: 14px;
    }

    .text3 {
        width: 360px;
    }

    .ytext {
        display: block;
    }

    .ntext {
        display: none;
    }

    .img1 {
        width: 33%;
        top: 31%;
        right: 3%;
    }

    .img2 {
        width: 31%;
        top: 20%;
        right: 1%;
    }

    .img3 {
        width: 33%;
        top: 34%;
        right: 0%;
    }

    .img4 {
        width: 34%;
        top: 19%;
        right: 1%;
    }

    .img5 {
        width: 35%;
        top: 18%;
        right: 2%;
    }

    .button1 {
        margin-top: 30px;
        width: 150px;
        height: 30px;
        font-size: 16px;
    }

    .box3 {
        width: 90%;
        padding-bottom: 30px;
        margin-top: 40px;
        height: 370px;
    }

    .section4 {
        padding-top: 40px;
        background-image: url(../img/promotion_index/back2.png);
        padding-bottom: 35px;
    }

    .round-box {
        width: 80px;
        height: 80px;
        font-size: 14px;
    }

    .round-box:hover {
        margin-top: -15px;
    }

    .box1 {
        margin-top: 40px;
    }

    .box2 {
        margin-top: 20px;
    }

    .section5 {
        padding-top: 60px;
    }

    .title-line::after {
        width: 35px !important;
        height: 4px !important;
        bottom: -20px !important;
    }

    .we-box {
        padding-top: 45px;
        padding-bottom: 45px;
    }


    .flex2 {
        margin-top: 20px !important;
        justify-content: center;
    }

    .box-5 {
        margin-right: 30px;
    }

    .tuoyuan1 {
        width: 14.5%;
        left: 2%;
        top: 20px;
    }

    .tuoyuan2 {
        width: 4%;
        right: 3%;
        top: 37px;
    }

    .tuoyuan3 {
        width: 6%;
        left: 25%;
        top: 82%;
    }

    .tuoyuan4 {
        width: 10%;
        right: 21%;
        top: 66%;
    }

    .box5 {
        width: 160px;
        height: 200px;
        padding-top: 20px;
    }

    .box5>img {
        width: 35px;
    }

    .box5:hover {
        border-top: 4px solid #ff8f1c;
        margin-top: -13px;
    }

    .little-title5 {
        margin-top: 9px;
        font-weight: 700;
    }

    .little-text {
        font-size: 12px;
        color: #666666;
        margin-top: 8px;
        padding: 0 5px;
    }

    .little-text1 {
        margin-top: 3px;
    }

    .section6 {
        padding-top: 40px;
        padding-bottom: 40px;
    }



    .box6 {
        width: 123px;
        height: 225px;
    }

    .box6:hover .little-text {
        font-size: 12px;
    }

    .box6:hover {
        width: 125px;
        height: 230px;

    }

    .img-icon {
        width: 20%;
        margin-bottom: 20px !important;
        margin-top: 45px !important;
    }

    .img-icon1 {
        width: 32%;
    }

    .img-icon2 {
        width: 42%;
    }

    .img-icon3 {
        width: 31%;
    }

    .img-icon4 {
        width: 26%;
    }

    .img-icon5 {
        width: 31%;
    }

    .triangle {
        width: 2%;
    }

    .little-text2 {
        margin-top: 8px;
    }

    .big-box {
        margin-top: 50px;
        height: 300px;
        align-items: center;
    }

    .triangle {
        position: absolute;
    }

    .triangle1 {
        left: 17%;
    }

    .triangle2 {
        left: 38%;
    }

    .triangle3 {
        left: 59.5%;
    }

    .triangle4 {
        right: 17%;
    }
}

@media only screen and (max-width: 767px) {
    .wrap {
        width: 90%;
        margin: 0 auto;
    }

    .size22 {
        font-size: 14px;
    }

    .title {
        font-size: 20px !important;
        line-height: 20px !important;
    }

    .title-text {
        font-size: 12px !important;
        line-height: 14px !important;
    }

    .title-text::after {
        width: 35px !important;
        height: 4px !important;
    }

    .section1 {
        padding-bottom: 20px;
    }

    .section1 .flex {
        display: block;
        text-align: center;
    }

    .aimg {
        display: none;
        top: 20px;
        left: 50%;
        transform: translateX(-50%);
        width: 36.25%;
    }

    .left1 {
        text-align: center;
        padding-top: 20px;
    }

    .img3 {
        margin-left: 3px;
    }

    .data-box {
        display: flex;
        flex-wrap: wrap;
        display: -webkit-flex;
        margin-left: 0px;
        justify-content: center;
    }

    .data-box>div {
        margin: 0 15px;
    }

    .num-text {
        font-size: 16px;
        color: #0077c9;
        line-height: 18px;
        margin-top: 10px;
        font-weight: 700;
    }

    .text {
        font-size: 11px;
        line-height: 14px;
        color: #666666;
        margin-top: 5px;
    }

    .right1 {
        padding-top: 20px;
        padding-right: 0px;
        width: 90%;
        margin: 0 auto;
    }

    .img-1 {
        width: 100%;
    }

    .section2 {
        background-color: #f6f7fb;
        padding-top: 25px;
        padding-bottom: 15px;
    }

    .section2 .wrap {
        display: block;
    }

    .section2>.title-text {
        margin-top: 10px;
    }

    .section2>.title-text::after {
        bottom: -12px;
    }

    .promotion-box {
        width: 90%;
        margin: 0 auto;
        margin-bottom: 15px;
        height: auto;
        padding-bottom: 20px;
        padding-top: 20px;
        padding-left: 20px;
    }

    .little-title {
        font-size: 16px;
    }

    .section2 .little-title {
        margin-bottom: 10px;
    }


    .section2 .text1 {
        margin-top: 8px;
    }

    .iconimg {
        position: absolute;
    }

    .iconimg1 {
        width: 10%;
        top: 7%;
        right: 4%;
    }

    .iconimg2 {
        width: 10%;
        top: 7%;
        right: 4%;
    }

    .iconimg3 {
        width: 8%;
        top: 7%;
        right: 4%;
    }

    .section2 .wrap {
        margin-top: 30px;
    }

    .left-nav {
        display: none;
    }

    .section3 {
        padding: 20px 0;
    }

    .box3 {
        display: block;
        height: auto;
    }

    .right-nav {
        display: block;
    }

    .img {
        display: block;
        position: static;
        margin: 0 auto;
        margin-top: 20px;
        transform: translateX(-25px);
    }

    .text3 {
        width: 90%;
    }

    .button1 {
        margin-top: 20px;
    }

    .section4 {
        padding-top: 25px;
        background-image: url(../img/promotion_index/back2.png);
        padding-bottom: 25px;
    }

    .section4 .title-text {
        margin-top: 10px;
    }

    .round-box {
        width: 66px;
        height: 66px;
        font-size: 12px;
    }

    .round-box:hover {
        margin-top: -10px;
    }

    .box1 {
        margin-top: 40px;
    }

    .box2 {
        margin-top: 20px;
    }

    /* .isshow {
        display: flex !important;
    }
    .noshow{
        display: none;
    } */
    .section5 {
        padding-top: 25px;
    }

    .title-line::after {
        width: 35px !important;
        height: 4px !important;
        bottom: -20px !important;
    }

    .we-box {
        padding-top: 35px;
        padding-bottom: 45px;
    }


    .flex2 {
        margin-top: 0px !important;
        justify-content: space-between;
    }

    .box-5 {
        margin-right: 0px;
    }

    .tuoyuan {
        display: none;
    }

    .tuoyuan1 {
        width: 14.5%;
        left: 2%;
        top: 20px;
    }

    .tuoyuan2 {
        width: 4%;
        right: 3%;
        top: 37px;
    }

    .tuoyuan3 {
        width: 6%;
        left: 25%;
        top: 82%;
    }

    .tuoyuan4 {
        width: 10%;
        right: 21%;
        top: 66%;
    }

    .box5 {
        width: 48%;
        height: auto;
        padding-bottom: 20px;
        padding-top: 20px;
        margin-bottom: 10px;
    }

    .box5>img {
        width: 30px;
    }

    .box5:hover {
        border: none;
        margin-top: 0px;
    }

    .little-title5 {
        margin-top: 9px;
        font-weight: 700;
    }

    .little-text {
        font-size: 12px;
        color: #666666;
        margin-top: 8px;
        padding: 0 5px;
    }

    .little-text1 {
        margin-top: 3px;
    }

    .section6 {
        padding-top: 25px;
        padding-bottom: 25px;
    }



    .box6 {
        width: 18%;
        height: 225px;
    }

    .box6:hover .little-text {
        font-size: 12px;
    }

    .box6:hover {
        width: 18%;
        height: 225px;
    }

    .img-icon {
        width: 20%;
        margin-bottom: 20px !important;
        margin-top: 45px !important;
    }

    .img-icon1 {
        width: 32%;
    }

    .img-icon2 {
        width: 42%;
    }

    .img-icon3 {
        width: 31%;
    }

    .img-icon4 {
        width: 26%;
    }

    .img-icon5 {
        width: 31%;
    }

    .triangle {
        width: 2%;
    }

    .little-text2 {
        margin-top: 8px;
    }

    .big-box {
        margin-top: 30px;
        height: auto;
        align-items: center;
    }

    .triangle {
        position: absolute;
        display: none;
    }

    .triangle1 {
        left: 17%;
    }

    .triangle2 {
        left: 38%;
    }

    .triangle3 {
        left: 59.5%;
    }

    .triangle4 {
        right: 17%;
    }

    .section7 {
        height: auto;
        padding-bottom: 30px;
        margin-top: 1px;
    }

    .title-img {
        width: 32%;
        top: 40px;
    }

    .bottom-title {
        font-size: 20px;
        margin-top: 20px;
    }

    .bottom-text {
        text-align: center;
        font-family: MicrosoftYaHeiLight;
        font-size: 13px;
        color: #ffffff;
        margin-top: 10px;
    }

    .bottom-box {
        display: block;
        margin-top: 20px;
    }

    .form-box {
        margin: 0 auto !important;
        margin-bottom: 20px !important;
        width: 30%;
        display: flex;
        align-items: center;
        justify-content: center;
        border-bottom: 1px solid #ffffff;
    }

    .icon-img {
        width: 19px;
    }

    .form-label {
        font-size: 14px;
        display: block;
        min-width: 35px;
    }

    .elliptic2 {
        right: -10px;
    }

    .advert-left {
        padding: 0;
    }

    .label-box {
        font-size: 12px;
        padding: 5px 5px;
        box-sizing: border-box;
    }

    .elliptic1 {
        top: 60%;
    }

    .sub-btn {
        background-color: #ffffff;
        border-radius: 26px;
        border: solid 1px #ffffff;
        padding: 7px 30px;
        font-size: 12px;
        cursor: pointer;
        margin: 0 auto;
        display: block;
    }

    .form-box {
        width: 60%;
        padding-bottom: 5px;
    }

    .input-box {
        font-size: 14px;
    }

    .form-box2 {
        margin: 0 40px 0 30px;
    }
}

@media only screen and (max-width: 550px) {
    .isshow {
        display: flex !important;
    }

    .round-box {
        width: 93px;
        height: 93px;
        margin-bottom: 10px;
    }

    .noshow {
        display: none;
    }

    .before-box {
        width: 93px;
    }

    .section4 {
        padding-bottom: 15px;
    }

    .section6 {
        padding-top: 25px;
        padding-bottom: 15px;
    }



    .box6 {
        width: 30%;
        height: 225px;
        margin-bottom: 10px;
    }

    .box6:hover .little-text {
        font-size: 12px;
    }

    .box6:hover {
        width: 30%;
        height: 225px;
    }

    .img-icon {
        width: 20%;
        margin-bottom: 20px !important;
        margin-top: 45px !important;
    }

    .img-icon1 {
        width: 32%;
    }

    .img-icon2 {
        width: 42%;
    }

    .img-icon3 {
        width: 31%;
    }

    .img-icon4 {
        width: 26%;
    }

    .img-icon5 {
        width: 31%;
    }

    .triangle {
        width: 2%;
    }

    .little-text2 {
        margin-top: 8px;
    }

    .big-box {
        margin-top: 30px;
        height: auto;
        align-items: center;
    }

    .big-box::after {
        content: '';
        display: block;
        width: 30%;
    }

    .triangle {
        position: absolute;
        display: none;
    }

    .triangle1 {
        left: 17%;
    }

    .triangle2 {
        left: 38%;
    }

    .triangle3 {
        left: 59.5%;
    }

    .triangle4 {
        right: 17%;
    }
}