@media screen and (min-width: 284px) {
  /* banner */
  .work_ban {
    width: 100%;
    height: 263px;
    padding-top: 73px;
    -webkit-background-size: cover !important;
    -moz-background-size: cover !important;
    -o-background-size: cover !important;
    background-size: cover !important;
  }

  .work_ban h2 {
    font-size: 35px;
    font-weight: bold;
    color: #fff;
    text-align: center;
    line-height: 263px;
  }

  /* K12教育机构一体化解决方案专家 */
  .work_jy {
    width: 100%;
    padding-top: 66px;
    box-sizing: border-box;
  }

  .work_jy .hd {
    text-align: center;
    margin-bottom: 55px;
  }

  .work_jy .hd h3 {
    font-size: 22px;
    font-weight: bold;
    color: #0268CC;
    background: linear-gradient(225deg, #0268CC 0%, #2588E8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 15px;
  }

  .work_jy .hd img {
    width: 53px;
  }

  .work_jy .hd p {
    color: #666;
    margin-top: 22px;
  }

  .work_jy .bd .img {
    position: relative;
    width: 770px;
    height: 539px;
    border: 1px dotted #0268CC;
    border-radius: 50%;
    margin: 150px auto 0;
  }

  .work_jy .bd .img .item {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .work_jy .bd .img .item img {
    margin-bottom: 15px;
  }

  .work_jy .bd .img .item span {
    font-size: 16px;
    color: #0268CC;
  }

  .work_jy .bd .img .item:nth-child(1) {
    top: -15%;
    left: 40%;
  }

  .work_jy .bd .img .item:nth-child(2) {
    top: 3%;
    left: 6%;
  }

  .work_jy .bd .img .item:nth-child(3) {
    top: 41%;
    left: -10%;
  }

  .work_jy .bd .img .item:nth-child(4) {
    bottom: 0;
    left: 5%;
  }

  .work_jy .bd .img .item:nth-child(5) {
    bottom: -8%;
    left: 40%;
  }

  .work_jy .bd .img .item:nth-child(6) {
    bottom: 0;
    right: 5%;
  }

  .work_jy .bd .img .item:nth-child(7) {
    top: 41%;
    right: -10%;
  }

  .work_jy .bd .img .item:nth-child(8) {
    top: 3%;
    right: 5%;
  }

  .work_jy .bd .cont {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 58px;
  }

  .work_jy .bd .cont .item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 228px;
    height: 219px;
    background: #FFFFFF;
    box-shadow: 0px 2px 27px 0px rgba(51, 51, 51, 0.08);
    border-radius: 7px;
    margin-bottom: 36px;
  }

  .work_jy .bd .cont .item p {
    font-size: 14px;
    font-weight: bold;
    margin-top: 35px;
    margin-bottom: 14px;
  }

  .work_jy .bd .cont .item span {
    font-size: 12px;
    color: #666;
  }

  /* 产品特色 */
  .work_ts {
    width: 100%;
    padding: 30px 0 10px;
    box-sizing: border-box;
  }

  .work_ts .hd {
    text-align: center;
    margin-bottom: 25px;
  }

  .work_ts .hd h3 {
    font-size: 22px;
    font-weight: bold;
    color: #0268CC;
    background: linear-gradient(225deg, #0268CC 0%, #2588E8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 18px;
  }

  .work_ts .hd img {
    width: 53px;
  }

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

  .work_ts .bd .item {
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 228px;
    height: 200px;
    margin-bottom: 36px;
  }

  .work_ts .bd .item p {
    font-size: 14px;
    font-weight: bold;
    margin: 22px 0 15px;
  }

  .work_ts .bd .item span {
    font-size: 12px;
  }
}

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

  /* banner */
  .work_ban {
    width: 100%;
    height: 360px;
    padding-top: 100px;
    -webkit-background-size: cover !important;
    -moz-background-size: cover !important;
    -o-background-size: cover !important;
    background-size: cover !important;
  }

  .work_ban h2 {
    font-size: 48px;
    font-weight: bold;
    color: #fff;
    text-align: center;
    line-height: 360px;
  }

  /* K12教育机构一体化解决方案专家 */
  .work_jy {
    width: 100%;
    padding-top: 90px;
    box-sizing: border-box;
  }

  .work_jy .hd {
    text-align: center;
    margin-bottom: 60px;
  }

  .work_jy .hd h3 {
    font-size: 30px;
    font-weight: bold;
    color: #0268CC;
    background: linear-gradient(225deg, #0268CC 0%, #2588E8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 21px;
  }

  .work_jy .hd img {
    width: 82px;
  }

  .work_jy .hd p {
    font-size: 18px;
    color: #666;
    margin-top: 30px;
  }

  .work_jy .bd .img {
    position: relative;
    width: 770px;
    height: 539px;
    border: 1px dotted #0268CC;
    border-radius: 50%;
    margin: 150px auto 0;
  }

  .work_jy .bd .img .item {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .work_jy .bd .img .item img {
    margin-bottom: 15px;
  }

  .work_jy .bd .img .item span {
    font-size: 16px;
    color: #0268CC;
  }

  .work_jy .bd .img .item:nth-child(1) {
    top: -15%;
    left: 40%;
  }

  .work_jy .bd .img .item:nth-child(2) {
    top: 3%;
    left: 6%;
  }

  .work_jy .bd .img .item:nth-child(3) {
    top: 41%;
    left: -10%;
  }

  .work_jy .bd .img .item:nth-child(4) {
    bottom: 0;
    left: 5%;
  }

  .work_jy .bd .img .item:nth-child(5) {
    bottom: -8%;
    left: 40%;
  }

  .work_jy .bd .img .item:nth-child(6) {
    bottom: 0;
    right: 5%;
  }

  .work_jy .bd .img .item:nth-child(7) {
    top: 41%;
    right: -10%;
  }

  .work_jy .bd .img .item:nth-child(8) {
    top: 3%;
    right: 5%;
  }

  .work_jy .bd .cont {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 140px;
  }

  .work_jy .bd .cont .item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 312px;
    height: 300px;
    background: #FFFFFF;
    box-shadow: 0px 2px 27px 0px rgba(51, 51, 51, 0.08);
    border-radius: 10px;
    margin-bottom: 50px;
  }

  .work_jy .bd .cont .item p {
    font-size: 18px;
    font-weight: bolder;
    margin-top: 35px;
    margin-bottom: 20px;
  }

  .work_jy .bd .cont .item span {
    font-size: 14px;
    color: #666;
  }

  /* 产品特色 */
  .work_ts {
    width: 100%;
    padding: 40px 0 10px;
    box-sizing: border-box;
  }

  .work_ts .hd {
    text-align: center;
    margin-bottom: 40px;
  }

  .work_ts .hd h3 {
    font-size: 30px;
    font-weight: bold;
    color: #0268CC;
    background: linear-gradient(225deg, #0268CC 0%, #2588E8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 24px;
  }

  .work_ts .hd img {
    width: 82px;
  }

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

  .work_ts .bd .item {
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 312px;
    height: 250px;
    margin-bottom: 50px;
  }

  .work_ts .bd .item p {
    font-size: 20px;
    font-weight: bolder;
    margin: 30px 0 20px;
  }

  .work_ts .bd .item span {
    font-size: 14px;
  }
}