body {
  font-family: sans-serif;
  margin: 1em;
}

.drop {
  border: 2px dashed #888;
  padding: 1em;
  margin: 1em 0;
  text-align: center;
  cursor: pointer;
}

.drop:hover {
  border-color: #444;
  background-color: #eee;
}

#page-help {
  margin: 0.5em 0;
  color: #555;
  font-size: 0.9em;
}

#list li.active {
  font-weight: bold;
  color: #1a4a9a;
}

#preview {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
}

#preview img {
  max-width: 240px;
  border: 1px solid black;
  margin: 0;
}

.page-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  border: 1px solid #ccc;
  padding: 0.5em;
  background: #fafafa;
}

.page-label {
  margin-top: 0.4em;
  font-size: 0.85em;
  color: #444;
}

.page-actions {
  display: flex;
  gap: 0.3em;
  margin-top: 0.4em;
}

.page-actions button {
  padding: 0.2em 0.6em;
  font-size: 0.8em;
  cursor: pointer;
}

.merge-select,
.rotation-select {
  font-size: 0.8em;
  padding: 0.2em;
}