.lazy-load {
  display: block;
  position: relative;
}

.lazy-load img {
  display: block;
  position: absolute;
  width: 100%;
  max-width: 100%;
  height: auto;
  left: 0;
  right: 0;
  top: 0;
}

.lazy-load.x4by3 {
  padding-bottom: 75%;
}

.lazy-load.x16by9 {
  padding-bottom: 56.5%;
}

.lazy-load.x1 {
  padding-bottom: 100%;
}

.lazy-load.full img {
  position: relative;
}