content: import React, { Component } from 'react';
  import PropTypes from 'prop-types';
  
  class PageHeader extends Component {
    static propTypes = {
      label: PropTypes.string,
      title: PropTypes.string,
    };
  
    render() {
      const { label, title } = this.props;
  
      const labelContent = label ? (
        <h4 className="page-header__label">{label}</h4>
      ) : (
        <div className="page-header__label" />
      );
  
      return (
        <div className="page-header">
          {labelContent}
          <h1 id="page-title" className="page-header__title">
            {title}
          </h1>
        </div>
      );
    }
  }
  
  export default PageHeader;
  