.preview_img {
  width: 100%;
  height: auto;
  image-rendering: pixelated;
  z-index: 1000;
}

* {box-sizing: border-box;}

.preview_row {
  display: flex;
}

.preview_column {
  flex: 50%;
  padding: 5px;
  position:relative;
}

.img-magnifier-glass {
  position: absolute;
  z-index: 2000; 
  border: 3px solid #000;
  border-radius: 50%;
  cursor: none;
  image-rendering: pixelated;

  width: 200px;
  height: 200px;
}