.progress-images{
  position: relative;
  max-width: 100%;
  margin: auto;
}
.progress-images--placeholder{
  width: 100%;
  height: 0;
}
.progress-images--canvas{
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  opacity: 1;
  visibility: visible;
  transition: visibility 0s linear .5s,opacity .1s .4s;
}
.progress-images--original{
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  visibility: hidden;
  opacity: 0;
  transition: visibility 0s linear 0s,opacity .4s 0s;
}