content: import React from 'react';
  import { makeStyles } from '@material-ui/core/styles';
  import Button from '@material-ui/core/Button';
  
  const useStyles = makeStyles(theme => ({
    button: {
      margin: theme.spacing(1),
    },
    input: {
      display: 'none',
    },
  }));
  
  function OutlinedButtons() {
    const classes = useStyles();
  
    return (
      <div>
        <Button variant="outlined" className={classes.button}>
          Default
        </Button>
        <Button variant="outlined" color="primary" className={classes.button}>
          Primary
        </Button>
        <Button variant="outlined" color="secondary" className={classes.button}>
          Secondary
        </Button>
        <Button variant="outlined" disabled className={classes.button}>
          Disabled
        </Button>
        <Button variant="outlined" href="#outlined-buttons" className={classes.button}>
          Link
        </Button>
        <input
          accept="image/*"
          className={classes.input}
          id="outlined-button-file"
          multiple
          type="file"
        />
        <label htmlFor="outlined-button-file">
          <Button variant="outlined" component="span" className={classes.button}>
            Upload
          </Button>
        </label>
        <Button variant="outlined" color="inherit" className={classes.button}>
          Inherit
        </Button>
      </div>
    );
  }
  
  export default OutlinedButtons;
  