fix(layout): show article sidebar on tablet widths

assets/js/effects.js

@@ -168,7 +168,9 @@
   document.addEventListener('DOMContentLoaded', function () {
     initCountUp();
     initCountdown();
-    initMarquee();
+    if (typeof initMarquee === 'function') {
+      initMarquee();
+    }
     initTilt();
     initFpsDetection();
   });