.back {
    position: fixed;
    right: 0;
    bottom: 5%;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    background-color: #fff;
    box-shadow: 0px 0px 10px #ccc;
    z-index: 99999;
}
.back img {
    width: 40px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
}
.about2-title {
    margin-bottom: 40px;
}

.about2-title p:first-child {
    font-size: 40px;
    line-height: 1;
    color: #137fcf;
    margin-bottom: 40px;
}

.about2-title p:first-child ~ p {
    font-size: 15px;
    line-height: 30px;
    color: #888888;
}

.about2-title p:first-child i {
    font-size: 36px;
    line-height: 1;
    color: #aecf26;
    margin-left: 30px;
    transform: translateY(-10px);
    display: inline-block;
}

.about2-div {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
}

.about2-div div {
    width: calc((100% - 60px) / 4);
    text-align: center;
    background: #f5f7f9;
    padding: 20px 0 25px;
    transition: .4s;
}

.about2-div div p:nth-child(2) {
    font-size: 14px;
    color: #888888;
    line-height: 1;
    margin-bottom: 10px;
}

.about2-div div p:nth-child(3) {
    font-size: 16px;
    line-height: 1;
    color: #333333;
}

.about2-div div img {
    max-width: 100%;
    margin: 0 auto 25px;
}

.about2-div div:nth-child(2) {
    background: #acce22;
}

.about2-div div:nth-child(3) {
    background: #137fcf;
}

.about2-div div:nth-child(2) p, .about2-div div:nth-child(3) p {
    color: #fff !important;
}

.about2-div div:hover {
    -moz-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.3);
    -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.3);
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.3);
}

.swiper-container-join .swiper-slide a > p:first-child {
    height: 60px;
    color: #fff;
    background: #137fcf;
    display: flex;
    padding: 0 30px;
    align-items: center;
    font-size: 18px;
    transition: .4s;
}

.swiper-container-join .swiper-slide a > p:first-child i {
    font-size: 24px;
    line-height: 1;
    color: #acce22;
    margin-right: 10px;
    transition: .4s;
}

.swiper-container-join .swiper-slide:hover a > p:first-child {
    background: #acce22;
}

.swiper-container-join .swiper-slide:hover a > p:first-child i {
    color: #fff;
}

.swiper-container-join .swiper-slide div {
    border: 1px solid #e9e9e9;
    border-top: none;
    padding: 35px 50px;
    position: relative;
}

.swiper-container-join .swiper-slide div p {
    font-size: 16px;
    line-height: 30px;
    color: #888888;
    padding-left: 15px;
    position: relative;
}

.swiper-container-join .swiper-slide div p:after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 5px;
    height: 5px;
    background: #acce22;
    transform: translateY(-50%);
}

.swiper-container-join .swiper-slide div span {
    position: absolute;
    right: 50px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    line-height: 1;
    color: #acce22;
}

.swiper-pagination-join, .swiper-pagination-team, .swiper-pagination-honor {
    position: relative;
    margin-top: 50px;
    height: auto;
    bottom: 0 !important;
}

.swiper-pagination-join span, .swiper-pagination-team span, .swiper-pagination-honor span {
    width: 12px;
    height: 12px;
    background: #137fcf;
    margin: 0 5px;
    opacity: 1;
    display: inline-block;
}

.swiper-pagination-join span.swiper-pagination-bullet-active, .swiper-pagination-team span.swiper-pagination-bullet-active, .swiper-pagination-honor span.swiper-pagination-bullet-active {
    background: #acce22;
}

.about-b {
    padding: 135px 0;
    background-image: url("../image/about-b.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
}

.about-b p:first-child {
    font-size: 45px;
    line-height: 1;
    color: #acce22;
    margin-bottom: 30px;
}

.about-b p:first-child ~ p {
    font-size: 20px;
    line-height: 35px;
    color: #fff;
}

.contact {
    padding-top: 100px;
}

.contact-div {
    display: flex;
    margin-bottom: 50px;
}

.contact-div .left {
    width: 40.8%;
}

.contact-div .left p:nth-child(1) {
    font-size: 40px;
    line-height: 1;
    color: #333333;
    margin-bottom: 35px;
}

.contact-div .left p:nth-child(2) {
    font-size: 18px;
    line-height: 30px;
    color: #333333;
}

.contact-div .center {
    width: 31.65%;
    text-align: center;
    border-left: 1px solid #e9e9e9;
    border-right: 1px solid #e9e9e9;
}

.contact-div i {
    font-size: 60px;
    line-height: 1;
    display: block;
    color: #acce22;
    margin-bottom: 30px;
}

.contact-div .center p:nth-child(2), .contact-div .right p:nth-child(2) {
    font-size: 14px;
    line-height: 1;
    color: #333333;
    margin-bottom: 15px;
}

.contact-div .center p:nth-child(3) {
    font-size: 24px;
    color: #333333;
    line-height: 1;
    font-family: 'di';
    padding: 0 15px;
}

.contact-div .right p:nth-child(3) {
    font-size: 18px;
    color: #333333;
    padding: 0 15px;
}

.contact-div .right {
    width: 27.55%;
    text-align: right;
}

.contact-div .right div {
    display: inline-block;
    text-align: center;
}

.my-map {
    margin: 0 auto;
    width: 100%;
    height: 360px;
    border: 1px solid #e9e9e9;
}

.my-map .icon {
    background: url(http://lbs.amap.com/console/public/show/marker.png) no-repeat;
}

.my-map .icon-cir {
    height: 31px;
    width: 28px;
}

.my-map .icon-cir-red {
    background-position: -11px -5px;
}

.amap-container {
    height: 100%;
}

.join .title {
    text-align: center;
    margin-bottom: 40px;
}

.join-div1, .join-div2 {
    margin-bottom: 60px;
}

.join-div1 p:first-child, .join-div2 p:first-child, .join-div3 p:first-child {
    font-size: 30px;
    line-height: 1;
    color: #333333;
    margin-bottom: 40px;
}

.join-div1 p:first-child ~ p {
    font-size: 18px;
    line-height: 36px;
    color: #888888;
}

.join-div1 p:first-child ~ p n {
    color: #acce22;
}

.join-div2 p:first-child ~ p, .join-div3 p:first-child ~ p {
    font-size: 16px;
    line-height: 30px;
    color: #888888;
}

.join .container:nth-child(1) + .container {
    margin-top: 50px;
}

.join-show .container:nth-child(1) {
    padding-bottom: 25px;
    /*border-bottom: 1px solid #e9e9e9;*/
}

/*----------------------join------------------------*/
.join2 .swiper-wrapper {
    display: flex;
    flex-wrap: wrap;
}

.join2 .swiper-slide {
    width: calc((100% - 40px) / 2);
}

.join2 .swiper-slide:nth-child(2) ~ div {
    margin-top: 40px;
}

.join2 .swiper-slide:nth-child(2n-1) {
    margin-right: 40px;
}

/*----------------------contact------------------------*/
.contact2 {
    padding-bottom: 120px;
}

.contact-title {
    position: relative;
    margin-bottom: 60px;
}

.contact-title p:nth-child(1) {
    font-size: 18px;
    line-height: 1;
    color: #333333;
    margin-bottom: 20px;
}

.contact-title p:nth-child(2) {
    font-size: 40px;
    line-height: 1;
    color: #333333;
}

.contact-title img {
    width: 100px;
    height: 100px;
    border: 1px solid #dddddd;
    position: absolute;
    top: 0;
    right: 0;
    /*transform: translateY(-50%)*/
}

.contact2-form-top {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.contact2-form-top input[type="text"] {
    width: calc((100% - 60px) / 3);
    border: 1px solid #e9e5df;
    height: 60px;
    padding: 0 25px;
}

.contact2-form-top input::-webkit-input-placeholder {
    color: #cac9c9;
    font-size: 18px;
}

.contact2-form-top input::-moz-placeholder { /* Mozilla Firefox 19+ */
    color: #cac9c9;
    font-size: 18px;
}

.contact2-form-top input:-moz-placeholder { /* Mozilla Firefox 4 to 18 */
    color: #cac9c9;
    font-size: 18px;
}

.contact2-form-top input:-ms-input-placeholder { /* Internet Explorer 10-11 */
    color: #cac9c9;
    font-size: 18px;
}

.contact2 textarea {
    width: 100%;
    margin-top: 30px;
    border: 1px solid #e9e5df;
    padding: 20px 35px;
    height: 210px;
    color: #cac9c9;
    font-size: 18px;
}

.contact2 input[type="button"] {
    width: 180px;
    height: 50px;
    background: #137fcf;
    font-size: 18px;
    color: #ffffff;
    border: none;
    border-radius: 25px;
    margin: 60px auto 10px;
    display: block;
}

/*-----------------------team----------------------------*/
.team .title {
    text-align: center;
    margin-bottom: 60px;
}

.swiper-container-team .swiper-slide img {
    width: 100%;
}

.swiper-container-team .swiper-slide p {
    height: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
    background: #137fcf;
    /* padding: 0 15px; */
    padding: 0 9px;
    font-size: 14px;
    transition: .4s;
}

.swiper-container-team .swiper-slide a {
    display: block;
    overflow: hidden;
}

.swiper-container-team .swiper-slide.swiper-slide-active p {
    background: #acce22;
}

.swiper-container-team .swiper-slide p span:nth-child(1) {
    /* font-size: 18px; */
    font-size: 13px;
}
.swiper-container-team .swiper-slide p span:nth-child(2) {
    margin-left: 10px;
} 
/*--------------development----------------*/
.development {
    background-image: url(../image/de-bg.jpg);
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    position: relative;
    overflow: hidden;
}

.development .title {
    text-align: center;
    color: #fff;
    margin-bottom: 70px;
}

.swiper-container-development .swiper-slide {
    color: #fff;
}

.swiper-container-development .swiper-slide p:nth-child(1) {
    font-size: 20px;
    margin-bottom: 20px;
    min-height: 56px;
}

.swiper-container-development .swiper-slide p:nth-child(2) {
    font-size: 14px;
    line-height: 24px;
    display: -webkit-box;
    /* -webkit-line-clamp: 2; */
    -webkit-box-orient: vertical;
    /* overflow: hidden; */
    min-height: 144px;
}

.swiper-container-development .swiper-slide span:nth-child(3) {
    width: 1px;
    height: 25px;
    background: #fff;
    display: block;
    margin: 15px 0 15px 10px;
}

.swiper-container-development .swiper-slide span:nth-child(4) {
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    display: block;
    position: relative;
    margin-bottom: 23px;
}

.swiper-container-development .swiper-slide span:nth-child(4):after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50%;
    height: 50%;
    background: #fff;
    border-radius: 50%;
}

.swiper-container-development .swiper-slide span:nth-child(5) {
    font-size: 18px;
    line-height: 1;
}

.development-div:after {
    content: '';
    width: 10000%;
    height: 1px;
    background: rgba(255, 255, 255, 0.5);
    position: absolute;
    bottom: 15%;
    left: -50%;
}

.honor .title {
    text-align: center;
    margin-bottom: 60px;
}

.swiper-container-honor .swiper-slide {
    width: auto;
    border: 1px solid #dddddd;
}

.swiper-button-next-development, .swiper-button-prev-development {
    width: 47px;
    height: 47px;
    border-radius: 50%;
    background: #137fcf;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1 !important;
    transition: .4s;
    top: auto;
    bottom: 16%;
    margin-top: 0;
    transform: translateY(50%);
}

.swiper-button-next-development {
    right: -10%;
}

.swiper-button-prev-development {
    left: -10%;
}

.swiper-button-next-development i {
    margin-right: -2px;
    margin-top: 2px;
    color: #fff !important;
}

.swiper-button-prev-development i {
    margin-left: -2px;
    margin-top: 2px;
    color: #fff !important;
}

.swiper-button-next-development i, .swiper-button-prev-development i {
    font-size: 20px;
    line-height: 1;
}

.swiper-button-next-development.swiper-button-disabled, .swiper-button-prev-development.swiper-button-disabled {
    background: #acce22;
}

.development-div {
    margin-bottom: 10px;
}

.swiper-container-development .swiper-slide-active span:nth-child(4) {
    background: #137fcf;
}

.swiper-container-development .swiper-slide-active span:nth-child(4):after {
    background: #acce22;
}

.swiper-container-development .swiper-slide-active span:nth-child(5) {
    color: #137fcf;
}


@media (max-width: 1440px) {
    .about2-title p:first-child, .about-b p:first-child, .contact-div .left p:nth-child(1), .contact-title p:nth-child(2) {
        font-size: 36px;
    }

    .about-b {
        padding: 100px 0;
    }

    .join-div1 p:first-child, .join-div2 p:first-child, .join-div3 p:first-child {
        font-size: 24px;
        margin-bottom: 25px;
    }

    .join-div1, .join-div2, .join-div3 {
        margin-bottom: 40px;
    }

    .swiper-button-next-development {
        right: -5%;
    }

    .swiper-button-prev-development {
        left: -5%;
    }
}

@media (max-width: 1260px) {
    .about2-title p:first-child, .about-b p:first-child, .contact-div .left p:nth-child(1), .contact-title p:nth-child(2) {
        font-size: 30px;
        margin-bottom: 30px;
    }

    .about2-title {
        margin-bottom: 25px;
    }

    .contact-div .left {
        padding-right: 25px;
    }

    .contact-div .right, .contact-div .center {
        padding: 0 25px;
    }

    .contact-div .center p:nth-child(3), .contact-div .right p:nth-child(3) {
        font-size: 20px;
        line-height: 25px;
    }

    .about-b p:first-child ~ p {
        font-size: 18px;
        line-height: 28px;
    }

    .swiper-pagination-join {
        margin-top: 40px;
    }

    .about2-div {
        margin-bottom: 40px;
    }

    .team .title, .development .title, .honor .title {
        margin-bottom: 45px;
    }

    .contact2 {
        padding-bottom: 60px;
    }

    .join2 .swiper-slide:nth-child(2n-1) {
        margin-right: 25px;
    }

    .join2 .swiper-slide {
        width: calc((100% - 25px) / 2);
    }

    .join2 .swiper-slide:nth-child(2) ~ div {
        margin-top: 25px;
    }
}

@media (max-width: 992px) {
    .swiper-container-join .swiper-slide a > p:first-child {
        padding: 0 20px;
    }

    .swiper-container-join .swiper-slide div {
        padding: 35px 20px;
    }

    .swiper-container-join .swiper-slide div span {
        right: 20px;
    }

    .about-b {
        padding: 60px 0;
    }

    .about2-div div p:nth-child(3) {
        padding: 0 15px;
        line-height: 25px;
    }

    .about2-div {
        margin-bottom: 30px;
    }

    .contact {
        padding-top: 40px;
    }

    .join-show .container:nth-child(1) {
        padding-bottom: 0;
    }

    .swiper-button-next-development, .swiper-button-prev-development {
        display: none;
    }

    .swiper-container-honor .swiper-slide img {
        width: 100%;
    }

    .swiper-container-honor .swiper-wrapper {
        align-items: center;
    }

    .team .title, .development .title, .honor .title {
        margin-bottom: 30px;
    }

    .swiper-container-development .swiper-slide p:nth-child(1) {
        font-size: 16px;
        min-height: 44px;
    }

    .contact2-form-top input[type="text"] {
        width: calc((100% - 30px) / 3);
    }
    .development-div:after{
        bottom: 22.5%;
    }

    .contact2 textarea {
        margin-top: 15px;
    }

    .contact2 {
        padding-bottom: 45px;
    }

    .contact2 input[type="button"] {
        margin-top: 25px;
    }

    .join2 .swiper-slide:nth-child(2n-1) {
        margin-right: 15px;
    }

    .join2 .swiper-slide {
        width: calc((100% - 15px) / 2);
    }

    .join2 .swiper-slide:nth-child(2) ~ div {
        margin-top: 15px;
    }
}

@media (max-width: 767px) {
    .development-div:after{
        bottom: 21%;
    }
    .about2-title p:first-child, .about-b p:first-child, .contact-div .left p:nth-child(1), .contact-title p:nth-child(2) {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .about2-title p:first-child i {
        transform: translateY(0);
    }

    .about2-title p:first-child ~ p {
        font-size: 14px;
        line-height: 28px;
    }

    .about2-div {
        flex-wrap: wrap;
    }

    .about2-div div {
        width: calc(50% - 7.5px);
    }

    .about2-div div:nth-child(2) ~ div {
        margin-top: 15px;
    }

    .about-b p:first-child ~ p {
        font-size: 14px;
    }

    .about-b {
        padding: 40px 0;
    }

    .contact-div {
        flex-wrap: wrap;
        margin-bottom: 25px;
    }

    .contact-div .left {
        width: 100%;
        padding-right: 0;
        margin-bottom: 25px;
    }

    .contact-div .right, .contact-div .center {
        width: 50%;
        border-left: none;
        padding: 0 15px;
    }

    .contact {
        padding-top: 40px;
    }

    .contact-div i {
        font-size: 40px;
    }

    .contact-div .left p:nth-child(2), .contact-title p:nth-child(1) {
        font-size: 16px;
    }

    .contact-div .center p:nth-child(3), .contact-div .right p:nth-child(3) {
        font-size: 18px;
    }

    .join-div1 p:first-child, .join-div2 p:first-child, .join-div3 p:first-child {
        font-size: 20px;
        margin-bottom: 15px;
    }

    .join-div1 p:first-child ~ p {
        font-size: 16px;
        line-height: 30px
    }

    .join-div1, .join-div2, .join-div3 {
        margin-bottom: 15px;
    }

    .join .container:nth-child(1) + .container {
        margin-top: 25px;
    }

    .team .title, .honor .title {
        margin-bottom: 25px;
    }

    .development {
        padding-top: 45px;
    }

    .swiper-container-development .swiper-slide p:nth-child(2) {
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
        min-height: 72px;
    }

    .swiper-container-development .swiper-slide p:nth-child(1) {
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .swiper-pagination-join, .swiper-pagination-team, .swiper-pagination-honor {
        margin-top: 25px;
    }

    .swiper-container-team .swiper-slide p {
        flex-direction: column;
        /* height: auto; */
        height: 102px;
        padding: 10px 15px;
    }

    .swiper-container-team .swiper-slide p span:nth-child(1) {
        font-size: 16px
    }

    .contact2-form-top {
        flex-wrap: wrap;
    }

    .contact2-form-top input[type="text"] {
        width: 100%;
        height: 40px;
        margin-bottom: 15px;
    }

    .contact2-form-top input::-webkit-input-placeholder {
        font-size: 14px;
    }

    .contact2-form-top input::-moz-placeholder { /* Mozilla Firefox 19+ */
        font-size: 14px;
    }

    .contact2-form-top input:-moz-placeholder { /* Mozilla Firefox 4 to 18 */
        font-size: 14px;
    }

    .contact2-form-top input:-ms-input-placeholder { /* Internet Explorer 10-11 */
        font-size: 14px;
    }

    .contact2 textarea {
        font-size: 14px;
        margin-top: 0;
    }

    .contact2 input[type="button"] {
        font-size: 16px;
    }

    .join2 .swiper-slide:nth-child(2n-1) {
        margin-right: 0;
    }

    .join2 .swiper-slide {
        width: 100%;
    }

    .join2 .swiper-slide:nth-child(1) ~ div {
        margin-top: 15px;
    }

    .swiper-container-join .swiper-slide a > p:first-child {
        font-size: 16px;
        height: 45px;
    }

    .swiper-container-join .swiper-slide a > p:first-child i {
        font-size: 18px;
    }
}

@media (max-width: 414px) {
    .contact-title img {
        width: 75px;
        height: 75px;
    }

    .swiper-container-join .swiper-slide div span {
        display: none;
    }

    .swiper-container-join .swiper-slide div {
        padding: 25px 25px;
    }
}

.my-map .icon {
    background: url(../image/marker.png) no-repeat;
}

.my-map .icon-cir {
    height: 31px;
    width: 28px;
}

.my-map .icon-cir-red {
    background-position: -11px -5px;
}