.studycenter_bigBox {
  width: 1200px;
  margin: 72px auto;
  overflow: hidden;
}
.studycenter_bigBox .studycenter_bigBox_banner {
  margin-top: 40px;
  width: 100%;
  height: 148px;
  margin-bottom: 32px;
  position: relative;
}
.studycenter_bigBox .studycenter_bigBox_banner .studycenter_bigBox_b_img {
  position: absolute;
  z-index: -1;
}
.studycenter_bigBox .studycenter_bigBox_banner .studycenter_bigBox_b_img img {
  width: 1200px;
  height: 148px;
}
.studycenter_bigBox .studycenter_bigBox_banner .studycenter_bigBox_b_text {
  width: 100%;
  height: 148px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: OPlusSans 3, OPlusSans 30;
  font-weight: 500;
  font-size: 38px;
  line-height: 45px;
}
.studycenter_bigBox .studycenter_bigBox_utools {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_left {
  display: flex;
  align-items: center;
  gap: 24px;
}
.studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_left .studycenter_bigBox_ul_item {
  padding: 12.5px 24px;
  border-radius: 51px;
  cursor: pointer;
}
.studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_left .studycenter_bigBox_ul_item:hover {
  background: linear-gradient(45deg, #ebff00 0%, #c4ff00 100%);
  color: #000;
}
.studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_left .studycenter_bigBox_ul_item_act {
  background: linear-gradient(45deg, #ebff00 0%, #c4ff00 100%);
  color: #000;
}
.studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_right {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  background: linear-gradient(135deg, #ebff00 0%, #c4ff00 100%);
  border-radius: 51px;
  padding: 12px 14px;
}
.studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_right img {
  width: 24px;
  height: 24px;
}
.studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_right span {
  font-family: OPlusSans 3, OPlusSans 30;
  font-weight: 500;
  font-size: 16px;
  line-height: 19px;
  color: #000;
}
.studycenter_bigBox .studycenter_bigBox_block {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-top: 40px;
}
.studycenter_bigBox .studycenter_bigBox_block .index_studyl_item {
  width: 285px;
  border-radius: 14px;
  background: #2c2c2e;
  cursor: pointer;
}
.studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_img img {
  width: 285px;
  height: 190px;
  border-radius: 14px 14px 0 0;
  object-fit: cover;
}
.studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_text {
  margin: 8px 12px 24px;
  font-family: OPlusSans 3, OPlusSans 30;
  font-weight: 400;
  font-size: 16px;
  line-height: 23px;
  display: -webkit-box;
  /*将对象转为弹性盒模型展示*/
  -webkit-box-orient: vertical;
  /*设置弹性盒模型子元素的排列方式*/
  -webkit-line-clamp: 1;
  /*限制文本行数*/
  overflow: hidden;
  /*超出隐藏*/
}
.studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom {
  margin: 0 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left {
  display: flex;
  align-items: center;
  gap: 4px;
}
.studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left .index_studylibl_avatar {
  width: 24px;
  height: 24px;
}
.studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left .index_studylibl_avatar img {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
}
.studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left .index_studylibl_name {
  font-family: OPlusSans 3, OPlusSans 30;
  font-weight: 400;
  font-size: 13px;
  line-height: 15px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 120px;
}
.studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_right {
  padding: 5px 12px;
  border-radius: 31px;
  background: #3a3a3c;
  font-family: OPlusSans 3, OPlusSans 30;
  font-weight: 400;
  font-size: 12px;
  line-height: 14px;
  color: #ffffff99;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 110px;
}
.studycenter_bigBox .studycenter_bigBox_fenye {
  margin-top: 40px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}
.studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .btn-prev,
.studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .btn-next {
  background: #2c2c2e;
  color: #fff;
}
.studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .el-pager li {
  background: #1e1e1e;
  color: #ffffff99;
}
.studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .el-pager li.is-active {
  color: #fff;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg {
  margin-bottom: 24px;
  display: flex;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg div {
  width: 208px;
  height: 128px;
  border-radius: 8px;
  border: 1px solid #ccc;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg div img {
  width: 208px;
  height: 128px;
  border-radius: 8px;
  vertical-align: bottom;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg label {
  display: inline-block;
  width: 80px;
  height: 36px;
  border-radius: 4px;
  font-size: 14px;
  color: #ffff;
  background-color: #2c2c2e;
  margin-left: 24px;
  text-align: center;
  line-height: 36px;
  position: relative;
  bottom: -91px;
  cursor: pointer;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg label input {
  display: none;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog {
  border-radius: 32px;
  background: #1c1c1e;
  padding: 40px;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__header .el-dialog__title {
  font-family: OPlusSans 3;
  font-size: 24px;
  font-weight: 400;
  line-height: 34px;
  color: #fff;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__header .el-dialog__headerbtn:hover .el-dialog__close {
  color: #909399;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_biaoti textarea {
  resize: none;
  box-shadow: none;
  background: #2c2c2e;
  color: #fff;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con {
  margin: 24px 0;
  border-radius: 8px;
  overflow: hidden;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #editor—wrapper {
  border: none;
  z-index: 100;
  /* 按需定义 */
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #toolbar-container {
  border: none;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #toolbar-container .w-e-bar {
  background: #3a3a3c;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #toolbar-container .w-e-bar-divider {
  display: none;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #editor-container {
  height: 358px;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #editor-container .w-e-text-container {
  background: #3a3a3c;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #editor-container .w-e-text-container [data-slate-editor] {
  color: #fff;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money {
  display: flex;
  align-items: center;
  width: 400px;
  padding: 0 10px;
  border-radius: 8px;
  border: 0.5px solid #3a3a3c;
  background-color: #2c2c2e;
  height: 60px;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_key {
  font-family: OPlusSans 3;
  font-size: 16px;
  font-weight: 400;
  line-height: 23px;
  color: #ffffff4d;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_value .el-input .el-input__wrapper {
  box-shadow: none;
  background-color: #2c2c2e;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_value .el-input .el-input__wrapper .el-input__inner {
  font-family: OPlusSans 3;
  font-size: 16px;
  font-weight: 400;
  line-height: 26px;
  color: #fff;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_time {
  display: flex;
  align-items: center;
  width: 400px;
  height: 60px;
  border-radius: 8px;
  border: 0.5px solid #3a3a3c;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_time .el-select .el-select__wrapper {
  height: 60px;
  background-color: #2c2c2e;
  box-shadow: none;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_time .el-select .el-select__wrapper .el-select__selected-item span {
  color: #fff;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer {
  margin-top: 22px;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer div {
  width: 173px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-family: OPlusSans 3;
  font-size: 14px;
  font-weight: 500;
  line-height: 20px;
  cursor: pointer;
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer .submit_btn {
  color: #6d4b18;
  background: linear-gradient(103.22deg, #f8daa6 0%, #cb9c53 100%);
}
.studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer .cancle_btn {
  color: #ffffff99;
  background: #3a3a3c;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_banner {
  color: #fff;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item {
  background: #fff;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_text {
  color: #111;
  margin: 8px 12px 24px;
  height: 46px;
  font-family: OPlusSans 3, OPlusSans 30;
  font-weight: 400;
  font-size: 16px;
  line-height: 23px;
  display: -webkit-box;
  /*将对象转为弹性盒模型展示*/
  -webkit-box-orient: vertical;
  /*设置弹性盒模型子元素的排列方式*/
  -webkit-line-clamp: 2;
  /*限制文本行数*/
  overflow: hidden;
  /*超出隐藏*/
}
.light-mode .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left .index_studylibl_name {
  color: #666;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_right {
  color: #999;
  background: #f8f8f8;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .btn-prev,
.light-mode .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .btn-next {
  background: #ecedf2;
  color: #666;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .el-pager li {
  background: #ecedf2;
  color: #666;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .el-pager li.is-active {
  color: #333;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog {
  border-radius: 32px;
  background: #fff;
  padding: 32px;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__header .el-dialog__title {
  color: #111;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_biaoti textarea {
  resize: none;
  box-shadow: none;
  background: #ecedf2;
  color: #111;
  font-size: 16px;
  border-radius: 8px;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con {
  margin: 24px 0;
  border-radius: 8px;
  overflow: hidden;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #editor—wrapper {
  border: none;
  z-index: 100;
  /* 按需定义 */
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #toolbar-container {
  border: none;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #toolbar-container .w-e-bar {
  background: #ecedf2;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #toolbar-container .w-e-bar-divider {
  display: none;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #editor-container {
  height: 358px;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #editor-container .w-e-text-container {
  background: #ecedf2;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #editor-container .w-e-text-container [data-slate-editor] {
  color: #111;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money {
  border: 0.5px solid #fff;
  background-color: #ecedf2;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_value .el-input .el-input__wrapper {
  background-color: #ecedf2;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_value .el-input .el-input__wrapper .el-input__inner {
  color: #111;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_time {
  border: 0.5px solid #fff;
  background-color: #ecedf2;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_time .el-select .el-select__wrapper {
  background-color: #ecedf2;
}
.light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer .cancle_btn {
  background: #ecedf2;
  color: #333;
}
.el-select-dropdown__item.is-selected {
  color: #888;
}
@media screen and (max-width: 750px) {
  .studycenter_bigBox {
    width: 100%;
    margin: 50px auto;
    overflow: hidden;
    padding: 0 15px;
  }
  .studycenter_bigBox .studycenter_bigBox_banner {
    margin-top: 15px;
    width: 100%;
    height: 72px;
    margin-bottom: 16px;
    position: relative;
  }
  .studycenter_bigBox .studycenter_bigBox_banner .studycenter_bigBox_b_img {
    position: absolute;
    z-index: -1;
  }
  .studycenter_bigBox .studycenter_bigBox_banner .studycenter_bigBox_b_img img {
    width: 100%;
    height: 72px;
  }
  .studycenter_bigBox .studycenter_bigBox_banner .studycenter_bigBox_b_text {
    width: 100%;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: OPlusSans 3, OPlusSans 30;
    font-weight: 500;
    font-size: 18px;
    line-height: 45px;
  }
  .studycenter_bigBox .studycenter_bigBox_utools {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-direction: column;
    gap: 16px;
  }
  .studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_left_box {
    width: 100%;
    overflow: auto;
    order: 2;
  }
  .studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_left_box .studycenter_bigBox_u_left {
    display: flex;
    align-items: center;
    gap: 24px;
  }
  .studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_left_box .studycenter_bigBox_u_left .studycenter_bigBox_ul_item {
    padding: 12.5px 24px;
    border-radius: 51px;
    flex-shrink: 0;
    cursor: pointer;
  }
  .studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_left_box .studycenter_bigBox_u_left .studycenter_bigBox_ul_item:hover {
    background: linear-gradient(45deg, #ebff00 0%, #c4ff00 100%);
    color: #000;
  }
  .studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_left_box .studycenter_bigBox_u_left .studycenter_bigBox_ul_item_act {
    background: linear-gradient(45deg, #ebff00 0%, #c4ff00 100%);
    color: #000;
  }
  .studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_right {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    order: 1;
    cursor: pointer;
    align-self: flex-end;
    background: linear-gradient(135deg, #ebff00 0%, #c4ff00 100%);
    border-radius: 51px;
    padding: 12px 14px;
  }
  .studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_right img {
    width: 24px;
    height: 24px;
  }
  .studycenter_bigBox .studycenter_bigBox_utools .studycenter_bigBox_u_right span {
    font-family: OPlusSans 3, OPlusSans 30;
    font-weight: 500;
    font-size: 13px;
    line-height: 19px;
    color: #000;
  }
  .studycenter_bigBox .studycenter_bigBox_block {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
    margin-top: 40px;
    justify-content: space-between;
  }
  .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item {
    width: 47%;
    border-radius: 14px;
    background: #2c2c2e;
    cursor: pointer;
  }
  .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_img img {
    width: 100%;
    height: 90px;
    border-radius: 14px 14px 0 0;
    object-fit: cover;
  }
  .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_text {
    margin: 8px 12px 24px;
    font-family: OPlusSans 3, OPlusSans 30;
    font-weight: 400;
    font-size: 16px;
    line-height: 19px;
  }
  .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom {
    margin: 0 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left {
    display: flex;
    align-items: center;
    gap: 4px;
  }
  .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left .index_studylibl_avatar {
    width: 24px;
    height: 24px;
  }
  .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left .index_studylibl_avatar img {
    width: 24px;
    height: 24px;
    border-radius: 50%;
  }
  .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left .index_studylibl_name {
    font-family: OPlusSans 3, OPlusSans 30;
    font-weight: 400;
    font-size: 13px;
    line-height: 15px;
    max-width: 40px;
  }
  .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_right {
    padding: 5px 12px;
    border-radius: 31px;
    background: #3a3a3c;
    font-family: OPlusSans 3, OPlusSans 30;
    font-weight: 400;
    font-size: 12px;
    line-height: 14px;
    color: #ffffff99;
    max-width: 60px;
  }
  .studycenter_bigBox .studycenter_bigBox_fenye {
    margin-top: 40px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .btn-prev,
  .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .btn-next {
    background: #2c2c2e;
    color: #fff;
  }
  .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .el-pager li {
    background: #1e1e1e;
    color: #ffffff99;
  }
  .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .el-pager li.is-active {
    color: #fff;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg {
    margin-bottom: 24px;
    display: flex;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg div {
    width: 208px;
    height: 128px;
    border-radius: 8px;
    border: 1px solid #ccc;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg div img {
    width: 208px;
    height: 128px;
    border-radius: 8px;
    vertical-align: bottom;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg label {
    display: inline-block;
    width: 80px;
    height: 36px;
    border-radius: 4px;
    font-size: 14px;
    color: #ffff;
    background-color: #2c2c2e;
    margin-left: 24px;
    text-align: center;
    line-height: 36px;
    position: relative;
    bottom: -91px;
    cursor: pointer;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .uploadImg label input {
    display: none;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog {
    border-radius: 32px;
    background: #1c1c1e;
    width: 345px;
    padding: 16px;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__header .el-dialog__title {
    font-family: OPlusSans 3;
    font-size: 24px;
    font-weight: 400;
    line-height: 34px;
    color: #fff;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__header .el-dialog__headerbtn:hover .el-dialog__close {
    color: #909399;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_biaoti textarea {
    resize: none;
    box-shadow: none;
    background: #2c2c2e;
    color: #fff;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con {
    margin: 24px 0;
    border-radius: 8px;
    overflow: hidden;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #editor—wrapper {
    border: none;
    z-index: 100;
    /* 按需定义 */
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #toolbar-container {
    border: none;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #toolbar-container .w-e-bar {
    background: #3a3a3c;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #toolbar-container .w-e-bar-divider {
    display: none;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #editor-container {
    height: 358px;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #editor-container .w-e-text-container {
    background: #3a3a3c;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_con #editor-container .w-e-text-container [data-slate-editor] {
    color: #fff;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-direction: column;
    gap: 12px;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0 10px;
    border-radius: 8px;
    border: 0.5px solid #3a3a3c;
    background-color: #2c2c2e;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_key {
    font-family: OPlusSans 3;
    font-size: 16px;
    font-weight: 400;
    line-height: 23px;
    color: #ffffff4d;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_value .el-input {
    width: 100% !important;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_value .el-input .el-input__wrapper {
    box-shadow: none;
    background-color: #2c2c2e;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_value .el-input .el-input__wrapper .el-input__inner {
    height: 60px;
    font-family: OPlusSans 3;
    font-size: 18px;
    font-weight: 400;
    line-height: 26px;
    color: #fff;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_time {
    display: flex;
    align-items: center;
    width: 100%;
    height: 60px;
    border-radius: 8px;
    border: 0.5px solid #3a3a3c;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .studycenter_bigBox_body .studycenter_bigBox_b_change .studycenter_bigBox_bc_time .el-select .el-select__wrapper {
    height: 60px;
    background-color: #2c2c2e;
    box-shadow: none;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer {
    margin-top: 22px;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer div {
    width: 173px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-family: OPlusSans 3;
    font-size: 14px;
    font-weight: 500;
    line-height: 20px;
    cursor: pointer;
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer .submit_btn {
    color: #6d4b18;
    background: linear-gradient(103.22deg, #f8daa6 0%, #cb9c53 100%);
  }
  .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer .cancle_btn {
    color: #ffffff99;
    background: #3a3a3c;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_banner {
    color: #fff;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item {
    background: #fff;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_text {
    color: #111;
    margin: 8px 12px 24px;
    height: 46px;
    font-family: OPlusSans 3, OPlusSans 30;
    font-weight: 400;
    font-size: 16px;
    line-height: 23px;
    display: -webkit-box;
    /*将对象转为弹性盒模型展示*/
    -webkit-box-orient: vertical;
    /*设置弹性盒模型子元素的排列方式*/
    -webkit-line-clamp: 2;
    /*限制文本行数*/
    overflow: hidden;
    /*超出隐藏*/
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_left .index_studylibl_name {
    color: #666;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_block .index_studyl_item .index_studyli_bom .index_studylib_right {
    color: #999;
    background: #f8f8f8;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .btn-prev,
  .light-mode .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .btn-next {
    background: #ecedf2;
    color: #666;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .el-pager li {
    background: #ecedf2;
    color: #666;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_fenye .el-pagination .el-pager li.is-active {
    color: #333;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog {
    border-radius: 32px;
    background: #fff;
    padding: 32px;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__header .el-dialog__title {
    color: #111;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_biaoti textarea {
    resize: none;
    box-shadow: none;
    background: #ecedf2;
    color: #111;
    font-size: 16px;
    border-radius: 8px;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con {
    margin: 24px 0;
    border-radius: 8px;
    overflow: hidden;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #editor—wrapper {
    border: none;
    z-index: 100;
    /* 按需定义 */
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #toolbar-container {
    border: none;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #toolbar-container .w-e-bar {
    background: #ecedf2;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #toolbar-container .w-e-bar-divider {
    display: none;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #editor-container {
    height: 358px;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #editor-container .w-e-text-container {
    background: #ecedf2;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_con #editor-container .w-e-text-container [data-slate-editor] {
    color: #111;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money {
    border: 0.5px solid #fff;
    background-color: #ecedf2;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_value .el-input .el-input__wrapper {
    background-color: #ecedf2;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_money .studycenter_bigBox_bcm_value .el-input .el-input__wrapper .el-input__inner {
    color: #111;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_time {
    border: 0.5px solid #fff;
    background-color: #ecedf2;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__body .studycenter_bigBox_b_change .studycenter_bigBox_bc_time .el-select .el-select__wrapper {
    background-color: #ecedf2;
  }
  .light-mode .studycenter_bigBox .studycenter_bigBox_addDialog .el-dialog .el-dialog__footer .dialog-footer .cancle_btn {
    background: #ecedf2;
    color: #333;
  }
  .el-select-dropdown__item.is-selected {
    color: #888;
  }
}