.gallery {
	margin: 10px 50px;
}
.gallery img {
	transition: 0.5s;
	padding: 15px;
	width: 200px;
}
.gallery img:hover {
	filter: grayscale(100%);
	transform: scale(1.1);
}
@media screen and (max-width: 700px) {
	.gallery {
		margin: 3px 10px;
	}
	.gallery img {
		transition: 0.5s;
		padding: 8px;
		width: 200px;
	}
}