chore: balance the buttons

Author: ovflowd

apps/site/pages/en/eol.mdx

@@ -12,12 +12,16 @@ Major versions of Node.js are released, patched, and designated End-Of-Life on a
 
 [View the Node.js release schedule](/about/releases/).
 
-<div className="xs:flex-row xs:items-center flex flex-col items-start gap-4">
+<div className="flex flex-col items-start gap-4 xl:flex-row xl:items-center">
   <Button kind="primary" href="/download" className="flex-1">
     Upgrade to the latest LTS Node.js®
   </Button>
   <span>or</span>
-  <Button kind="warning" href="https://nodejs.org/esp/herodevs">
+  <Button
+    kind="warning"
+    href="https://nodejs.org/esp/herodevs"
+    className="flex-1"
+  >
     Get security support for EOL versions
   </Button>
 </div>