@media (min-width: 768px){
  #galleryModal .modal-dialog {
      width:70%;
  }
}

#galleryModal .modal-body {
    padding: 0;
}

#galleryModal button.close {
    padding: 5px;
    position: absolute;
    right: 0;
    font-size: 30px;
    opacity: .6;
}