text: const toggle = document.getElementById('toggle');
  const close = document.getElementById('close');
  const open = document.getElementById('open');
  const model = document.getElementById('model');
  
  // Toggling Nav Bar
  toggle.addEventListener('click', () =>
      document.body.classList.toggle('show-nav')
  );
  
  // Showing Model
  open.addEventListener('click', () => model.classList.add('show-model'));
  
  // Hiding Model
  close.addEventListener('click', () => model.classList.remove('show-model'));
  
  // Hiding Model by Outside Click
  window.addEventListener('click', e => e.target == model ? model.classList.remove('show-model') : false);