new button

const Button = ({ loadMoreArticles }) => (
  <div className="mt-3">
    <button
      className="btn btn-outline-dark btn-sm mr-2"
      onClick={() => loadMoreArticles('prev')}
    >
      <i className="fas fa-angle-left" />
    </button>
    <button
      className="btn btn-outline-dark btn-sm"
      onClick={() => loadMoreArticles('next')}
    >
      <i className="fas fa-angle-right" />
    </button>
  </div>
);