text: import React, { Component } from 'react';
  import { Link } from 'react-router-dom';
  import routes from '../constants/routes';
  import Ph from '../components/Ph';
  
  class PhPage extends Component {
    render() {
      return (
        <div className="container-fluid p-0 mh-100 h-100">
          <div className="row no-gutters justify-content-center bg-info text-white h-100">
            <div className="col d-flex align-items-center">
              <div className="mx-auto">
                <Ph />
                <Link className="btn btn-warning text-white" to={routes.HOME}>
                  Back
                </Link>
              </div>
            </div>
          </div>
        </div>
      );
    }
  }
  
  export default PhPage;
  