text: import React from 'react';
  import ReactDOM from 'react-dom';
  import CssBaseline from '@material-ui/core/CssBaseline/CssBaseline';
  import { ThemeProvider, createMuiTheme } from '@material-ui/core/styles';
  import lightBlue from '@material-ui/core/colors/lightBlue'
  import App from './App';
  
  const darkTheme = createMuiTheme({
    palette: {
      type: 'dark',
      primary: lightBlue
    },
  });
  
  ReactDOM.render(
    <React.StrictMode>
      <ThemeProvider theme={darkTheme}>
        <CssBaseline />
        <App />
      </ThemeProvider>
    </React.StrictMode>,
    document.getElementById('root')
  );
  