#download-pdf.dppdf2-loading {
  opacity: 0.7;
  pointer-events: none;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

#download-pdf.dppdf2-loading::before {
  content: "";
  width: 0.85em;
  height: 0.85em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: dppdf2-spin 0.7s linear infinite;
}

@keyframes dppdf2-spin {
  to {
    transform: rotate(360deg);
  }
}