Add .link underline

docs/components/Example.svelte

@@ -38,7 +38,7 @@
 			border: solid 2px hsl(0, 0%, 20%);
 			border-bottom: none;
 			display: flex;
-			gap: 1rem;
+			grid-gap: 1rem;
 			flex-wrap: wrap;
 			position: relative;
 			justify-content: flex-start;

docs/components/Header.svelte

@@ -40,7 +40,7 @@
 <style lang="postcss">
 	.header {
 		display: flex;
-		gap: 0.5rem;
+		grid-gap: 0.5rem;
 		align-items: center;
 		flex-wrap: wrap;
 		padding: 1rem 1.5rem;
@@ -74,7 +74,7 @@
 
 		&__links {
 			margin-left: auto;
-			gap: 1rem;
+			grid-gap: 1rem;
 			align-items: center;
 			justify-content: center;
 			display: flex;

docs/components/Sidebar.svelte

@@ -85,14 +85,14 @@
 			height: 100vh;
 			max-height: 100vh;
 			overflow-y: auto;
-			gap: 2.5rem;
+			grid-gap: 2.5rem;
 			display: flex;
 			flex-direction: column;
 
 			.section {
 				display: flex;
 				flex-direction: column;
-				gap: 0.5rem;
+				grid-gap: 0.5rem;
 
 				&__title {
 					text-transform: uppercase;