.gallery-thumbnail {
  width: 320px;
  height: 240px;
}

.gallery-item > a {
  text-decoration: none;
}

.gallery-thumbnail.is-empty {
  background-color: lightgray;
}

.gallery-thumbnail.is-empty > span {
  color: darkgray;
  font-size: 48px;
}

.gallery-item {
  display: inline-block;
  border: 1px solid black;
  margin-right: 1em;
  margin-bottom: 1em;
}

.gallery-item p {
  margin: 1em;
}
