video_modal.js

<script>
var modal = $('.modal'); 
  
  
$('.videos__open-modal').on('click', function(e) {
  e.preventDefault();
  var src = $(this).attr('href') + '?autoplay=1';
  modal.find('iframe').attr('src', src);
  modal.find('.iframe-container').css({'padding-bottom': '56.25%'});
  modal.addClass('modal--show');
  $(document.body).addClass('modal-open');
});
  
$('.modal__close').on('click', function(e) {
  e.preventDefault();
  modal.find('iframe').attr('src', '');
  modal.find('.iframe-container').css({'padding-bottom': '0'});
  modal.removeClass('modal--show');
  $(document.body).removeClass('modal-open');
});
  
  
  
$(document).on('keyup', function(e) {
  modal.find('iframe').attr('src', '');
  if(e.keyCode === 27) {
 	modal.find('iframe').attr('src', '');
  	modal.find('.iframe-container').css({'padding-bottom': '0'});
 	modal.removeClass('modal--show');
    $(document.body).removeClass('modal-open');
  }
});
  
  

  
</script>