text: import {React} from "react"
  import "bootstrap/dist/css/bootstrap.min.css"
  import NavBar from "./components/navBar"
  import PageSwitch from "./service/switch"
  
  function App() {
  
    return (
      <div>
        <NavBar />
        <PageSwitch />
      </div>
    )
  }
  
  export default App;
  
  