.previewWrapper {
  border: 1px solid #ccc;
  overflow-y: auto;
  display: inline-block;
  position: relative;
}
.previewWrapper :global(img) {
  width: 100%;
}
.operationBar {
  padding: 10px;
  text-align: center;
}
.previewImageContainer {
  text-align: center;
  width: 100%;
}