Add active state to footer's "Powered by" links

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 - Add `external` class to comment timestamp.
+- Add active state to footer's "Powered by" links.
 - Add hover state to slider thumb.
 - Add loading animation to "Load Comments" button.
 - Add zoom-on-hover to custom comment emojis.

sass/_footer.scss

@@ -117,6 +117,7 @@
 	}
 
 	.link {
+		display: inline-block;
 		transition: var(--transition);
 		box-shadow: var(--edge-highlight);
 		border-radius: var(--rounded-corner-small);
@@ -128,5 +129,9 @@
 			background-color: var(--primary-color);
 			color: var(--contrast-color);
 		}
+
+		&:active {
+			transform: scale(var(--active));
+		}
 	}
 }