.gallery {
  width: 100%;
  float: left;
}

.gallery img {
  height: 100%;
  max-width: 100%;
  width: auto;
}

.gallery figure {
  display: block;
  float: left;
  margin: 0 5px 5px 0;
  height: 100px;
}

.gallery figure:first-of-type {
  height: 205px;
}

.gallery figcaption {
  display: none;
}

@media all and (max-width:768px) {
    .gallery figure:first-of-type {
        height: 100px;
    }
}