text: import React, { Component } from 'react';
  
  import { auth } from '../../../firebase';
  
  class SignOut extends Component {
    render() {
      return (
        <button
          type="button"
          className="SignOut btn btn-outline-success"
          onClick={auth.doSignOut}
        >
          Sign Out
        </button>
      );
    }
  }
  
  export default SignOut;
  