.banner-img {
  width: 100%;
  height: 420px;
  position: relative;

  overflow: hidden; }
  .banner-img img {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0; }
  .banner-img .banner-text {
    position: relative;
    text-align: center; }
    .banner-img .banner-text .title {
      font-size: 32px;
      font-family: Microsoft YaHei;
      font-weight: bold;
      color: white;
      margin-bottom: 17px; }
    .banner-img .banner-text .dsc {
      max-width: 917px;
      line-height: 1.5;
      font-size: 18px;
      font-family: Microsoft YaHei;
      font-weight: 400;
      color: white; }

.dev-history {
  text-align: center;
  width: 1400px;
  margin: 0 auto;
  padding-top: 35px;
}
  .dev-history .en-title {
    font-size: 22px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #25aca3; }
  .dev-history .en-title + .dsc {
    font-size: 18px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #25aca3; }
  .dev-history .break-menu {
    width: 1400px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 300;
    color: #666666; }
    .dev-history .break-menu img {
      width: 22px;
      height: 15px; }
  .dev-history .title {
    line-height: 1;
    margin-bottom: 24px; }
    .dev-history .title img {
width: 100px;
    height: auto;
    margin: 7px 15px; }
    .dev-history .title span {
      display: inline-block;

      font-size: 30px;
      font-family: Microsoft YaHei;
      font-weight: bold;
      color: #25aca3; }

@media screen and (max-width: 1400px) {
  .list-container {width: 1200px;  margin: 30px auto; 
    transform: scale(0.9); }

  .dev-history {
    width: 1200px !important; } }
.year-list {
  width: 1200px;
  height: 100px;
  padding: 0 100px;
  background: white;
  border: 2px solid #25aca3;
  box-shadow: -1px 4px 6px 0px rgba(0, 0, 0, 0.17);
  transition: all 0.15s; }
  .year-list:hover {
    box-shadow: -2px 8px 12px 0px rgba(0, 0, 0, 0.34); }
  .year-list img {
    cursor: pointer; }
    .year-list img:hover {
      opacity: 0.8; }
  .year-list .arrow-right {
    transform: rotate(180deg); }
  .year-list li.active a {
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #666666; }
  .year-list li a {
    white-space: nowrap;
    cursor: pointer;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #999999;
    opacity: 0.8;
    margin-right: 48px; }
    .year-list li a:hover {
      font-size: 24px;
      font-family: Microsoft YaHei;
      font-weight: bold;
      color: #666666; }

.list-container {
  width: 1200px;
  margin: 30px auto; }

.year-content {
  margin: 0 54px;
  border-left: 10px solid #2EB6AA;
  padding: 50px 0; }
  .year-content li {
    margin-bottom: 66px; }
    .year-content li:last-child {
      margin-bottom: 0; }
    .year-content li a {
      font-size: 30px;
      font-family: Microsoft YaHei;
      font-weight: bold;
      color: #666666;
      margin-right: 93px; }
    .year-content li .des {
      font-size: 20px;
      font-family: Microsoft YaHei;
      font-weight: 400;
      color: #666666; }
    .year-content li .line {
      width: 100px;
      height: 1px;
      background: #25aca3; }
    .year-content li .circular {
      width: 51px;
      height: 51px;
      background: rgba(37, 172, 163, 0.5);
      border-radius: 50%;
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-right: 43px; }
      .year-content li .circular div {
        width: 35px;
        height: 35px;
        background: #25aca3;
        border-radius: 50%; }

.img-container {
  width: 100%;padding-top: 20px;
  display: inline-flex;
  justify-content: center; }
  .img-container .big-container {
    height: 730px;
    width:730px;
    display: inline-block;
    flex: 0 0 730px;
    margin-right: 15px;
    position: relative; overflow: hidden;}
    .img-container .big-container .main {
      width: 100%;
      height: 100%; }
    .img-container .big-container .lan {
      position: absolute;
      bottom: 0;
      left: 0; }

    .big-container .bk {
display: block;
    position: absolute;
    bottom: -100%;
    left: 0%;
    z-index: 1111;
    width: 100%;
}

    .big-container:hover .bk {
display: block;
    position: absolute;
    bottom: 0%;
    left: 0%;
    z-index: 1111;
    width: 100%;transition: all 0.15s;}

    .item .bk {
display: block;
    position: absolute;
    bottom: -100%;
    left: 0%;
    z-index: 1111;
    width: 100%;
}
    .item:hover .bk {
display: block;
    position: absolute;
    bottom: 0%;
    left: 0%;
    z-index: 1111;
    width: 100%;transition: all 0.15s;}


    .img-container .big-container p {
      font-size: 16px;
      font-family: Microsoft YaHei;
      font-weight: 400;
      color: white;
      line-height: 1.5;
      position: absolute;
      bottom: 25px;
      padding-left: 30px; }
  .img-container .sm-container {
    display: inline-flex;
    width: calc(720px + 12px); }
    .img-container .sm-container .item {
      width: 359px;
      height: 359px;
      position: relative;
      margin-right: 12px;
      margin-bottom: 13px;overflow: hidden;
 }

      .img-container .sm-container .item:nth-child(2n) {
        margin-right: 0; }
      .img-container .sm-container .item .main {
        width: 100%;
        height:100%; }
      .img-container .sm-container .item .lan {
        height: 62px;
        width: 100%;
        position: absolute;
        bottom: 0;
        left: 0; }
      .img-container .sm-container .item p {
        font-size: 16px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: white;
        line-height: 1.5;
        position: absolute;
        bottom: 16px;
        padding-left: 30px; }

.contact_us {
  display: flex;
  justify-content: center;
  padding-bottom: 84px; }
  .contact_us .item {
    width: 460px;
    height: 630px;
    margin-right: 10px; }
    .contact_us .item:last-child {
      margin-right: 0; }
    .contact_us .item .head {
      background-image: url("../img/us_head.png");
      height: 270px;
      background-size: 100% 146px;
      background-position: bottom left;
      background-repeat: no-repeat;
      background-color: rgba(37, 172, 163, 0.8);
      padding: 33px 30px 0 30px; }
      .contact_us .item .head .title {
        padding-bottom: 12px;
        border-bottom: 1px solid #ffffff;
        margin-bottom: 20px; }
        .contact_us .item .head .title span {
          font-size: 18px;
          font-family: Microsoft YaHei;
          font-weight: bold;
          color: white; }
      .contact_us .item .head .row {
        margin-bottom: 12px; }
        .contact_us .item .head .row img {
          margin-right: 15px;
          flex: 0 0 24px; }
        .contact_us .item .head .row p {
          font-size: 14px;
          font-family: Microsoft YaHei;
          font-weight: 400;
          color: white; }

.feedback {
  display: flex;
  justify-content: center;
  padding-bottom: 80px; }
  .feedback .container {
    padding: 47px 52px 66px 52px;
    background-image: url("../img/formBg.png");
    display: flex; }
    .feedback .container .column {
      line-height: 1;
      margin-right: 30px; }
      .feedback .container .column:last-child {
        margin-right: 0; }
      .feedback .container .column button {
        width: 395px;
        height: 60px;
        background: rgba(14, 124, 117, 0.8);
        box-shadow: none;
        border: none;
        font-size: 24px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: white;
        cursor: pointer; }
      .feedback .container .column textarea {
        width: 400px;
        padding: 20px;
        height: 219px;
        box-sizing: border-box; }
      .feedback .container .column textarea::-webkit-input-placeholder {
        font-size: 18px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #0e7c75; }
      .feedback .container .column .title {
        font-size: 18px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: white;
        margin-bottom: 29px; }
      .feedback .container .column .input-con {
        width: 400px;
        height: 60px;
        background: white;
        display: flex;
        align-items: center;
        padding: 0 33px;
        margin-bottom: 20px; }
        .feedback .container .column .input-con input {
          flex: 1;
          border: none; }
        .feedback .container .column .input-con .input-name {
          font-size: 14px;
          font-family: Microsoft YaHei;
          font-weight: 400;
          color: #0e7c75;
          display: inline-block;
          margin-right: 30px;
          position: relative; }
        .feedback .container .column .input-con .input-name.mut:before {
          content: '*';
          position: absolute;
          left: -19px;
          top: 3px; }

@media screen and (max-width: 1500px) {

.dev-history .break-menu {
    width: 1200px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 300;
    color: #666666;
    margin: 0 auto;
}
  .joinus-container .title {
    padding-left: 104px !important; }
  .joinus-container .grad-container {
    width: 1200px !important; }
    .joinus-container .grad-container .item {
      width: 280px !important;
      padding-top: 38px !important;
      margin-right: 25px !important; }
      .joinus-container .grad-container .item:nth-child(4n) {
        margin-right: 0 !important; }
  .joinus-container .table {
    width: 1200px !important; }

  .feedback .container {
width: 1200px;
    padding: 30px; }
  .feedback .input-con {
    width: 343px !important; }

  .img-container {
   width: 1200px;
    display: block;
    justify-content: center;
    margin: 0 auto;}
    .img-container .big-container {
      height: 428px;
      width: 572px;
      display: inline-block;
      flex: 0 0 660px;
      margin-right: 15px;
      position: relative; float: left;overflow: hidden;}
      .img-container .big-container .main {
        width: 100%;
        height: 100%; }
      .img-container .big-container .lan {
        position: absolute;
        bottom: 0;
        left: 0; }
    .img-container .sm-container {
      display: inline-flex;
      width: calc(600px + 12px); float: left;}
      .img-container .sm-container .item {
        width: 300px;
        height: 208px;
        position: relative;
        margin-right: 12px;
        margin-bottom: 13px;
        transition: all 0.15s; }
        .img-container .sm-container .item:nth-child(2n) {
          margin-right: 0; }
        .img-container .sm-container .item .main {
          width: 100%;
          height: 100%; }
        .img-container .sm-container .item .lan {
          height: 62px;
          width: 100%;
          position: absolute;
          bottom: 0;
          left: 0; } }
.paging-container {
  margin-top: 40px;
  padding-bottom: 84px;  clear: both;   padding-top: 50px;}
  .paging-container .container {
    display: flex; }
    .paging-container .container .prev, .paging-container .container .next {
      width: 80px;
      height: 32px;
      background: white;
      border: 1px solid #e6e6e6;
      font-size: 12px;
      font-family: Microsoft YaHei;
      font-weight: 300;
      color: #666666;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer; }
      .paging-container .container .prev:hover, .paging-container .container .next:hover {
        opacity: 0.8;
        transform: scale(1.1); }
    .paging-container .container ul {
      display: flex;
      margin-left: 10px; }
      .paging-container .container ul li {
        width: 32px;
        height: 32px;
        background: white;
        border: 1px solid #e6e6e6;
        font-size: 12px;
        font-family: Microsoft YaHei;
        font-weight: 300;
        color: #666666;
        margin-right: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: all 0.15s; }
        .paging-container .container ul li:hover {
          opacity: 0.8;
          transform: scale(1.1); }
      .paging-container .container ul li.active {
        width: 32px;
        height: 32px;
        background: #25aca3;
        border: 1px solid #25aca3;
        font-size: 12px;
        font-family: Microsoft YaHei;
        font-weight: bold;
        color: white; }

.joinus-container {
  display: flex;
  justify-content: center;
  flex-direction: column; }
  .joinus-container .table {
    width: 1400px;
    margin: 0 auto; }
    .joinus-container .table thead {
      border-bottom: 1px solid #eeeeee; }
      .joinus-container .table thead th {
        text-align: left;
        height: 100px;
        font-size: 24px;
        font-family: Microsoft YaHei;
        padding-left: 20px;
        font-weight: 400;
        color: #339999;
        line-height: 100px;
        align-items: center; }
        .joinus-container .table thead th:first-child {
          width: 50%; }
        .joinus-container .table thead th:last-child {
          text-align: right; }
    .joinus-container .table tbody tr {
      border-bottom: 1px solid #eeeeee; }
    .joinus-container .table tbody td {
      text-align: left;
      height: 100px;
      padding-left: 20px;
      font-size: 16px;
      font-family: Microsoft YaHei;
      font-weight: 400;
      color: #666666;
      line-height: 100px;
      align-items: center; }
      .joinus-container .table tbody td > a {
        font-size: 16px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #666666; }
        .joinus-container .table tbody td > a:hover {
          opacity: 0.8;
          cursor: pointer; }
      .joinus-container .table tbody td:last-child {
        text-align: right; }
  .joinus-container > .title {
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #339999;
    margin-bottom: 58px;
    padding-left: 13.56%; }
  .joinus-container .grad-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    width: 1440px;
    margin: 0 auto;
    margin-bottom: 48px; margin-top: 30px;}
    .joinus-container .grad-container .item {
      width: 330px;
      background: #25aca3;
      flex-direction: column;
      padding: 40px 0 40px 0;
      margin-right: 25px;
      margin-bottom: 30px; }
      .joinus-container .grad-container .item:nth-child(4n) {
        margin-right: 0; }
      .joinus-container .grad-container .item img {
        width: 80px;
        height: 80px;
        margin-bottom: 20px; }
      .joinus-container .grad-container .item span {
        font-size: 30px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: white; }

@media screen and (max-width: 1600px) {
.contact_us{width: 1410px;}
.contact_us .item{width: 460px;}
}

@media screen and (max-width: 1366px) {
.contact_us{width: 1366px;}
.contact_us .item{width: 405px;}
  .dev-history .break-menu {
    width: 1200px;
}
.list-container {
  width: 1200px;
  margin: 30px auto; }


.img-container {
    width: 1200px;
    display: block;
    justify-content: center;
    margin: 30px auto;
}

.img-container .sm-container {
    display: inline-flex;
    width: 600px;
}

.img-container .sm-container .item {
    width: 280px;
    /*  height: 284px;*/
    /* position: relative; */
    margin-right: 12px;
    margin-bottom: 13px;
    /* transition: all 0.15s; */
    display: block;
    float: left;
}

.img-container .big-container {
   /*   height: 580px;*/
    width: 580px;
    display: inline-block;
    flex: 0 0 600px;
    margin-right: 15px;
    position: relative;
    float: left;
}

}
/*# sourceMappingURL=developmentCourse.css.map */