.image-replace {
  font: 0/0 a;
  text-shadow: none;
  color: transparent;
  background: url("foo.png") no-repeat;
  width: 200px;
  height: 300px;
}
.ir {
  font: 0/0 a;
  text-shadow: none;
  color: transparent;
  background: url("foo.png") no-repeat;
  width: 200px;
  height: 300px;
}