.modal {
    position: fixed;
    z-index: 10040;
  }
 
/* Spinner */
#spinner {
  opacity: 0;
  visibility: hidden;
  transition: opacity .5s ease-out, visibility 0s linear .5s;
  z-index: 99999;
}

#spinner.show {
  transition: opacity .5s ease-out, visibility 0s linear 0s;
  visibility: visible;
  opacity: 1;
}