text: showUsers = function (users) {
    const $container = $('#users');
    users.forEach(user => $container.append(
      `<li class="user-item">
        <a href="/#${user.first_name}">
          ${user.first_name} ${user.last_name}
        </a>
      </li>`
    ));
  
    // Just to illustrate how jQuery works
  
    $('.user-item')
      .addClass('test')
      .css('color', 'green')
      .css('font-size', '2rem')
      .find('a')
      .css('color', 'violet');
  }
  