* {
    margin: 0px;
    padding: 0px;
    list-style: none;
    text-decoration: none;
    box-sizing: border-box;
  }
  main .container-box {
    height: 2293px;
  }
  main .container-box .characteristic-top {
    width: 100%;
    height: 627px;
    padding-top: 177px;
    display: flex;
    justify-content: space-between;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    padding: 0 360px;
  }
  main .container-box .characteristic-top .characteristic-top-left {
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    flex-wrap: wrap;
    align-items: center;
    text-align: left;
    width: 617px;
  }
  main .container-box .characteristic-top .characteristic-top-left .characteristic-top-left-title {
    width: 100%;
  }
  main .container-box .characteristic-top .characteristic-top-left .characteristic-top-left-title span {
    font-size: 36px;
    font-weight: bold;
    color: #333333;
  }
  main .container-box .characteristic-top .characteristic-top-left .characteristic-top-left-box {
    display: flex;
    justify-content: space-between;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 35px;
    text-align: left;
  }
  main .container-box .characteristic-top .characteristic-top-left .characteristic-top-left-box .characteristic-programme {
    width: 166px;
  }
  main .container-box .characteristic-top .characteristic-top-left .characteristic-top-left-box .characteristic-programme span {
    font-size: 20px;
    color: #3466c5;
    text-align: left;
  }
  main .container-box .characteristic-top .characteristic-top-left .characteristic-top-left-box .characteristic-br {
    width: 446px;
    height: 2px;
    background-color: #3466c5;
  }
  main .container-box .characteristic-top .characteristic-top-left .characteristic-top-left-text {
    width: 100%;
    margin-top: 35px;
    text-indent: 2em;
  }
  main .container-box .characteristic-top .characteristic-top-left .characteristic-top-left-text span {
    font-size: 16px;
    color: #666666;
  }
  main .container-box .characteristic-bottom {
    width: 100%;
    height: 1199px;
    background-color: #f5f5f5;
    padding: 0 360px;
  }
  main .container-box .characteristic-bottom .characteristic-bottom-title {
    width: 100%;
    height: 292px;
    display: flex;
    justify-content: center;
    flex-direction: column;
    flex-wrap: wrap;
    align-items: center;
  }
  main .container-box .characteristic-bottom .characteristic-bottom-title p:nth-child(1) {
    font-size: 56px;
    color: #333333;
  }
  main .container-box .characteristic-bottom .characteristic-bottom-title p:nth-child(2) {
    font-size: 16px;
    color: #666666;
    margin-top: 15px;
  }
  main .container-box .characteristic-bottom .characteristic-bottom-box {
    display: flex;
    justify-content: space-between;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
  }
  main .container-box .characteristic-bottom .characteristic-bottom-box .characteristic-bottom-box-item {
    width: 587px;
    height: 199px;
    background-color: #fff;
    padding: 0 30px;
    border-radius: 10px;
    margin-top: 25px;
  }
  main .container-box .characteristic-bottom .characteristic-bottom-box .characteristic-bottom-box-item .characteristic-bottom-box-item-icon {
    display: flex;
    justify-content: space-between;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    text-align: left;
    justify-content: flex-start;
    margin-top: 26px;
  }
  main .container-box .characteristic-bottom .characteristic-bottom-box .characteristic-bottom-box-item .characteristic-bottom-box-item-icon span {
    font-size: 20px;
    font-weight: bold;
    margin-left: 20px;
  }
  main .container-box .characteristic-bottom .characteristic-bottom-box .characteristic-bottom-box-item .characteristic-bottom-box-item-text {
    margin-top: 30px;
  }
  main .container-box .characteristic-bottom .characteristic-bottom-box .characteristic-bottom-box-item .characteristic-bottom-box-item-text span {
    font-size: 16px;
    color: #666666;
    line-height: 25px;
  }
  main .container-box .characteristic-footer {
    width: 100%;
    height: 464px;
    background: url(../img/solution_bac.png);
    padding-top: 100px;
  }
  main .container-box .characteristic-footer p {
    text-align: center;
    color: white;
    margin: 0px;
  }
  main .container-box .characteristic-footer p:nth-child(1) {
    font-size: 56px;
    font-weight: bold;
  }
  main .container-box .characteristic-footer p:nth-child(2) {
    font-size: 16px;
    margin-top: 20px;
  }
  main .container-box .characteristic-footer p:nth-child(3) {
    font-size: 24px;
    margin-top: 90px;
  }