.pdfimg-upload-spinner {
  display: inline-flex;
  line-height: 1;
  transform-origin: 50% 50%;
  will-change: transform;
  animation: pdfimg-spin 0.9s linear infinite;
}

.pdfimg-thumb-card {
  position: relative;
  border-radius: 0.75rem;
  border: 1px solid #d1d5db;
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.pdfimg-thumb-card.is-selected {
  border-color: #111827;
  box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.12);
}

.pdfimg-thumb-canvas {
  display: block;
  width: 100%;
  height: auto;
}

@keyframes pdfimg-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}