.my-gallery {
  width: 100%;
  float: left;
  //background:#f00;
}
.my-gallery img {
  max-width: 340px;
  max-height:650px;
  
}
.my-gallery figure {
  display: block;
  float: left;
  margin: 0 5px 15px 0;
  width: 345px;
  
}
.my-gallery figcaption {
  display: none;
}