.initial_warp {
  width: 100vw;
  min-height: 100vh;

  .header_warp {
    height: 56px;
    background: linear-gradient(180deg, #6DCFEA 0%, #3BA1CF 100%);
    box-shadow: inset 0px 2px 3px 0px rgba(255, 255, 255, 0.5);

    display: flex;
    align-items: center;
    justify-content: space-between;

    font-size: 16px;
    font-weight: 600;
    color: #FFFFFF;

    letter-spacing: 1px;
  }

  .main_warp {
    width: 100%;
    height: calc(100vh - 58px);
    min-height: 600px;
    display: flex;
  }

  .nav_title {
    height: 32px;
    background: #3EA4D1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #FFFFFF;
    font-weight: bold;
  }

  .left_menu {
    width: 260px;
    min-width: 260px;
    height: 100%;
    min-height: calc(100vh - 58px);
    background: #fff;
    border-right: 1px solid #D8D8D8;
    overflow: hidden;
    overflow-y: auto;
    user-select: none;
  }

  .right_warp {
    height: calc(100% - 58px);
    min-height: calc(100vh - 58px);
    width: calc(100vw - 261px);
    background: #F1F1F1;
    overflow: hidden;
    overflow-y: auto;
    padding: 0;
  }

}

.start_warp {
  position: relative;
  width: calc(100% - 40px);
  height: calc(100% - 40px);
  background-color: #fff;
  margin: 20px;

  display: flex;
  align-items: center;
  justify-content: center;

  .start_title {
    font-size: 48px;
    font-weight: 600;
    color: #191919;
    margin-bottom: 60px;
    letter-spacing: 1px;
  }

  .introduce {
    position: absolute;
    right: 40px;
    bottom: 40px;
    font-size: 16px;
    font-weight: 500;
    color: #333333;
    line-height: 26px;

    div:nth-child(2) {
      margin: 10px 0;
    }
  }
}


.item1 {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  margin: 20px 0;
  cursor: pointer;
}

.item1_img {
  width: 60px;
  height: 60px;
  background-color: saddlebrown;
}

.item1_name {
  width: 100%;
  text-align: center;
  font-size: 14px;
  font-weight: 400;
  color: #1A374A;
  margin-top: 6px;
}