.back-top.back-top-show  {
  border:none;
}

.alert-custom, .alert-custom p, .alert-custom button {
  /* Higher than Bootstrap modals (1040) if needed */
  z-index: 1050;
}

iframe.modal-video {
  aspect-ratio: 16 / 9;
  border: 0;
  width: calc(100vw - 48px);

  @media (min-width: 768px) {
    width: calc(100vw - 22vw);
  }

  @media (min-width: 992px) {
    width: calc(100vw - 36vw);
  }

  @media (min-width: 1200px) {
    width: calc(100vw - 44vw);
  }
}