.info-icon {
  display: inline-block;
  position: relative;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: url('../images/info-icon.png') no-repeat center center;
}

.info-icon:hover:after {
  content: '';
  display: block;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 465px;
  height: 294px;
  background: url('../images/car.png') no-repeat center center;
}