preview-container {
  display: flex;
  width: 100%;
  min-height: 100%;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;

  > * {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
  }
}