.c-fi__image {
  width: 100%;
  height: auto;
}
.c-fi__image--mobile {
  display: block;
}
@media (min-width: 768px) {
  .c-fi__image--mobile {
    display: none;
  }
}
.c-fi__image--desktop {
  display: none;
}
@media (min-width: 768px) {
  .c-fi__image--desktop {
    display: block;
  }
}