.popup {
  display: block;
}


.image-gallery {
  margin: 0;
  padding: 0;
}

.image-gallery li {
	display: inline-block;
	margin:3px;
	border: 3px solid #FFF;
	box-shadow:0px 0px 3px #333;
	background-color: #FFF;
	transition: all 0.2s ease;
	width:240px;
}
@media only screen and (max-width: 720px) {
	.image-gallery li{
		width:27%;
		}
}
.image-gallery a {
  position: relative;
  display: block;
}
.image-gallery a img {
  display: block;
  width:100%;
}
.image-gallery ul {
  margin-bottom: 0;
}