#page-preview-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
}
.page-thumbnail {
  width: 120px;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: white;
  padding: 5px;
  text-align: center;
}
.page-thumbnail canvas {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 5px;
}

.page-thumbnail.selected {
  border-color: red;
  opacity: 0.6;
}

 a#download-link {
      margin-top: 10px;    
      background-color: #007bff !important;
      color: white !important;
      border: none;
      padding: 0.5rem 1rem;
      font-size: 1rem;
      border-radius: 4px;
      cursor: pointer;
      text-decoration: none;
      display: inline-block;
      font-weight: bold;
}