text: import React from 'react';
  import Layout from '../components/layout';
  import Typography from '@material-ui/core/Typography';
  
  export default (props) => (
    <Layout title="404" >
      <Typography component="h1" variant="h2" align="center" color="textPrimary" gutterBottom>
        sorry! Page not found
      </Typography>
    </Layout>
  );
  