text: import React from 'react';
  import { Link } from 'react-router-dom';
  import { Button, Header, Icon, Segment } from 'semantic-ui-react';
  
  const NotFound = () => (
    <Segment placeholder>
      <Header icon>
        <Icon name='warning circle' />
        Sorry, this page does not exist.
      </Header>
      <br></br>
      <Segment.Inline>
        <Button basic icon labelPosition='left'>
          <Icon bordered inverted color='blue' name='left arrow' />
  
          <Link to='/'>Go back..</Link>
        </Button>
      </Segment.Inline>
    </Segment>
  );
  
  export default NotFound;
  