reduce confusion mentioned in #2452

site/src/routes/tutorial/[slug]/index.svelte

@@ -218,18 +218,20 @@
 	}
 
 	.show {
-		background: rgba(0,0,0,.4);
+		background: var(--prime);
 		padding: .3em .7em;
 		border-radius: var(--border-r);
 		top: .1em;
 		position: relative;
 		font-size: var(--h5);
 		font-weight: 300;
+		box-shadow: 0 0 20px #444;
+		color: #fff;
+		transition: box-shadow .2s;
 	}
 
 	.show:hover {
-		background: rgba(0,0,0,.65);
+		box-shadow: 0 0 30px 2px #333;
-		color: white;
 	}
 
 	a.next {