Add text-balance to guide headers

src/components/GuideHeader.astro

@@ -40,7 +40,7 @@ const { frontmatter, author } = guide;
         target='_blank'>Improve this Guide</a
       >
     </p>
-    <h1 class='my-0 text-2xl font-bold sm:my-3.5 sm:text-5xl'>
+    <h1 class='my-0 text-2xl font-bold sm:my-3.5 sm:text-5xl text-balance'>
       {frontmatter.title}
     </h1>
     <p class='hidden text-xl text-gray-400 sm:block'>