Fix video links accessibility: Add color and underline styling

Co-authored-by: MaanavD <24942306+MaanavD@users.noreply.github.com>

Author: Copilot

src/routes/components/videogallery.svelte

@@ -22,7 +22,7 @@
 					allowfullscreen
 				/>
 				<div class="text-center">
-					<a class="text-xl" href={video.link}>
+					<a class="text-xl text-primary underline hover:text-primary-focus" href={video.link}>
 						{video.title}
 					</a>
 				</div>