content: import React from 'react'
  
  import {LaneFooter} from 'rt/styles/Base'
  
  import {
    CollapseBtn,
    ExpandBtn,
  } from 'rt/styles/Elements'
  
  export default ({onClick, collapsed}) => <LaneFooter onClick={onClick}>{collapsed ? <ExpandBtn /> : <CollapseBtn />}</LaneFooter>
  