.zoom-box {
  position: relative;
}
.zoom-box img {
  vertical-align: bottom;
}
.zoom-box .zoom-selector {
  position: absolute;
  background-image: url("images/selector.png");
  background-repeat: repeat;
  display: none;
  cursor: crosshair;
}
.zoom-box .viewer-box {
  position: absolute;
  border: none;
  display: none;
  overflow: hidden;
  z-index: 9;
  background: #fff;
}
.zoom-box .viewer-box > img {
  position: absolute;
  left: 0;
  top: 0;
}