#preview-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 20px;
}

.preview-item {
  background: #fff;
  border: 1px solid #ccc;
  padding: 10px;
  border-radius: 4px;
  width: 220px;
  text-align: center;
}

.preview-item img {
  max-width: 100%;
  height: auto;
  display: block;
  margin-bottom: 10px;
}