diff --git a/themes/matery/components/Catalog.js b/themes/matery/components/Catalog.js
index c3df56f0..f58aa9fb 100644
--- a/themes/matery/components/Catalog.js
+++ b/themes/matery/components/Catalog.js
@@ -63,7 +63,7 @@ const Catalog = ({ toc }) => {
     <div className='w-full py-3'>
       <Progress />
     </div>
-    <div className='overflow-y-auto overscroll-none max-h-36  lg:max-h-96 scroll-hidden' ref={tRef}>
+    <div className='overflow-y-auto overscroll-none max-h-36 lg:max-h-96 scroll-hidden' ref={tRef}>
       <nav className='h-full  text-black'>
         {toc.map((tocItem) => {
           const id = uuidToId(tocItem.id)