newtone/gallery css

## gallery css
section {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1rem;

}

article {
	border: 1px solid navy;
	aspect-ratio: 1 / 1;
	display: flex;
	align-items: center;
	justify-content: center;
}

section {
	visibility: hidden;
}

section article {
	visibility: visible;
}

section:hover article {
	opacity: 0.2;
}

section:hover article:hover {
	opacity: 1;
}

## gallery html
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
</head>
<body>


	<section>

		<article>a</article>
		<article>b</article>
		<article>c</article>
		<article>d</article>
		<article>e</article>
	</section>

</body>
</html>
	section {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1rem;

	}

	article {
	border: 1px solid navy;
	aspect-ratio: 1 / 1;
	display: flex;
	align-items: center;
	justify-content: center;
	}

	section {
	visibility: hidden;
	}

	section article {
	visibility: visible;
	}

	section:hover article {
	opacity: 0.2;
	}

	section:hover article:hover {
	opacity: 1;
	}
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width">
	<title>JS Bin</title>
	</head>
	<body>


	<section>

	<article>a</article>
	<article>b</article>
	<article>c</article>
	<article>d</article>
	<article>e</article>
	</section>

	</body>
	</html>