content: import React from 'react';
  import Typography from '@material-ui/core/Typography';
  import { unstable_Box as Box } from '@material-ui/core/Box';
  
  function FontSize() {
    return (
      <Typography component="div">
        <Box fontSize="fontSize" m={1}>
          Default
        </Box>
        <Box fontSize="h6.fontSize" m={1}>
          h6.fontSize
        </Box>
        <Box fontSize={16} m={1}>
          16px
        </Box>
      </Typography>
    );
  }
  
  export default FontSize;
  