修改el-tree样式

/**************** 修改el-tree导航树节点样式*****************/
.el-tree-node__content
  height 32px

.el-tree-node
  font-size 14px

.el-tree
  .el-tree-node__content
    background-color $bgTreeColor !important

/*tree组件选中背景色修改 */
.el-tree-node.is-current > .el-tree-node__content
  background-color $nodeSelectedBgColor !important
  color $nodeSelectedColor
/*tree组件鼠标hover悬浮背景色 */
.el-tree-node > .el-tree-node__content:hover
  background-color $nodeSelectedBgColor !important
  color $nodeSelectedColor
/*tree组件背景色修改 */
.el-tree
  background-color $bgTreeColor
  color #fff