.jw-modal {
  /* modals are hidden by default */
  display: none;

  /* modal container fixed across whole screen */
  position: fixed;  
  inset: 0;

  /* z-index must be higher than everything else on the page */
  z-index: 10000;
  
  /* semi-transparent black background exposed by padding */
  background-color: rgba(0, 0, 0, .75);
  padding: 40px;

  /* enables scrolling for tall modals */
  overflow: auto;
}

.jw-modal.open {
  display: block;
}

.jw-modal-body {
  padding: 20px;
  background: #fff;
}

body.jw-modal-open {
  /* body overflow is hidden to hide main scrollbar when modal window is open */
  overflow: hidden;
}