.my-gallery {
  width: 100%;
  float: left;
}
.my-gallery img {
  width: 100%;
  height: auto;
}
.my-gallery figure {
  display: block;
  float: left;
  box-shadow: 5px 5px 10px #555;
}
.my-gallery figcaption {
  display: none;
}