.option-list {
  position: relative;
}

.option-list img {
  width: 100%;
}

.option-list a {
  position: absolute;
  bottom: 0;
  display: block;
  width: 30%;
  height: 29%;
}

.option-list a:nth-of-type(1) {
  left: 2%;
}

.option-list a:nth-of-type(2) {
  left: 35%;
}

.option-list a:nth-of-type(3) {
  right: 2%;
}