.gallery-grid img {
  width: 100%;
  margin-bottom: 10px;
}
.gallery-grid{
  background: #bbb;
  padding: 10px;
  text-align: center;
}
.gallery-grid a{
  color: #fff !important;
  text-decoration: none !important;
}
.post-title, .post-meta{
  display: none;
}
.field--name-field-images .field__item {
  width: 24%;
  display: inline-block;
  border: 1px solid #000;
  height: auto;
  margin-bottom: 15px;
}
.field--name-field-images .field__item img{
  width: 100%;
}