1import CircularProgress from '@material-ui/core/CircularProgress';
 2import Container from '@material-ui/core/Container';
 3import {makeStyles} from '@material-ui/core/styles';
 4
 5const Loading = () => {
 6  const classes = useStyles();
 7  return (
 8    <Container className={classes.container}>
 9      <CircularProgress />
10    </Container>
11  );
12};
13
14const useStyles = makeStyles(theme => ({
15  container: {
16    display: 'flex',
17    alignItems: 'center',
18    justifyContent: 'center',
19    height: '100vh',
20  },
21}));
22
23export default Loading;