.rel-category-tree__empty {
  color: #a4acb9;
  font-size: 16px;
  font-family: OPPOSans, Arial, Verdana, Helvetica Neue, Helvetica, PingFang SC, Microsoft YaHei, sans-serif;
  width: 100%;
  height: 400px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.rel-category-tree__empty-btn {
  margin-top: 16px;
  width: 90px;
  height: 36px;
  font-size: 14px;
  font-family: OPPOSans, Arial, Verdana, Helvetica Neue, Helvetica, PingFang SC, Microsoft YaHei, sans-serif;
  font-weight: 400;
  color: #ffffff;
  line-height: 36px;
  background: #2879ff;
  border-radius: 4px;
}

.rel-category-tree__empty-btn:hover {
  background: #5c8eff;
}

.rel-category-tree__pagination {
  padding: 12px 32px 0;
  margin-left: -32px;
  margin-right: -32px;
}

.rel-category-tree__pagination--shadow {
  box-shadow: 0px -1px 6px 0px #e9eef3;
}

.rel-category-tree__content {
  height: 325px;
  overflow-y: scroll;
}

.rel-category-tree__content .rc-tree-list .rc-tree-treenode {
  margin-bottom: 8px;
  padding-left: 28px;
}

.rel-category-tree__header {
  padding: 11px 0;
  margin-bottom: 15px;
  color: #a4acb9;
  font-size: 12px;
  font-family: OPPOSans, Arial, Verdana, Helvetica Neue, Helvetica, PingFang SC, Microsoft YaHei, sans-serif;
  line-height: 18px;
  display: flex;
  border-bottom: 1px solid #e9ecf0;
}

.rel-category-tree__header-obj {
  flex: 1;
  margin-right: 40px;
}

.rel-category-tree__header-principle {
  width: 60px;
  margin-right: 40px;
}

.rel-category-tree__header-time {
  width: 194px;
}

.rel-category-tree__search-item {
  display: inline-block;
  margin-right: 10px;
}

.rel-category-tree__search-item-keyword {
  float: right;
}

.rel-category-tree__catetory-set {
  cursor: pointer;
  color: #2879ff;
  font-size: 14px;
  line-height: 22px;
}
