.image-block img {
  height: auto;
  vertical-align: middle;
  max-width: 100%;
}

.image-block.image-fluid img {
  width: 100%;
  height: auto;
}

.image-block.image-left {
  text-align: left;
}

.image-block.image-center {
  text-align: center;
}

.image-block.image-right {
  text-align: right;
}

.image-block .simpleParallax {
    height: 100%;
}