.tm-tree {
  color: #000;
  div:first-child{
    overflow-x: hidden;
    &::-webkit-scrollbar {
      width: 7px;
      height: 12px;    
    }
    &::-webkit-scrollbar-thumb {
      border-radius: 8px;
      background: #dddddd;
    }
  }

  .el-tree-node {
    margin-bottom: 4px;

    &__content {
      padding: 3px 0 0 6px;
      margin-left: 0 !important;
      border-radius: 5px;
      height: 30px;
      line-height: 24px;
      position: relative;
      display: flex;
      &::before {
        display: none;
      }
      &:hover {
        background-color: #f5f7fa;
      }
    }
  }
}