text: function toggle() {
      let button = document.querySelector('.button');
      let divExtra = document.querySelector('#extra');
  
      divExtra.style.display = divExtra.style.display == 'none' || divExtra.style.display == '' ? 'block' : 'none';
      button.textContent = button.textContent == 'More' ? 'Less' : 'More';
  }