#externalLinkPopupModal .btn-close {
  position: absolute;
  top: 5px;
  right: 0px;
  width: 30px;
  height: 30px;
  font-size: 14px;
  opacity: .2;
  color: #000;
}

#externalLinkPopupModal .btn-close:hover {
  opacity: .6;
}

#externalLinkPopupModal .modal-body h4 {
  margin-top: 10px;
  margin-bottom: 10px;
}

#externalLinkPopupModal .modal-body p {
  margin: 25px 5px;
  line-height: 1.5;
  font-size: 16px;
}

#externalLinkPopupModal .modal-footer {
  display: grid;
  grid-template-columns: repeat(2,1fr);
}

#externalLinkPopupModal .modal-footer .button {
  height: 45px;
  line-height: 45px;
  width: 197px;
  font-size: 17px;
  display: flex !important;
  align-items: center;
  justify-content: center;
  margin: 0 20px;
}

@media (max-width: 768px) {
  #externalLinkPopupModal .modal-footer {
    display: flex;
  }

  #externalLinkPopupModal .modal-footer .button {
    width:100%;
  }

  #externalLinkPopupModal .modal-footer .button:first-child {
    margin-bottom: 10px;
  }
}