diff --git a/components/BlogPostCard.js b/components/BlogPostCard.js
index 82a1b5ff..5d4eb7c8 100644
--- a/components/BlogPostCard.js
+++ b/components/BlogPostCard.js
@@ -39,7 +39,7 @@ const BlogPostCard = ({ post, showSummary }) => {
           </div>
         </div>
 
-        {(!showPreview || showSummary) && <p className='mt-4 text-gray-700 dark:text-gray-300 text-sm font-light leading-7'>
+        {(!showPreview || showSummary) && <p className='mt-4 mb-24 text-gray-700 dark:text-gray-300 text-sm font-light leading-7'>
           {post.summary}
         </p>}
 
@@ -57,7 +57,7 @@ const BlogPostCard = ({ post, showSummary }) => {
           />
         </div> }
 
-        <div className='flex-col items-center justify-center article-cover'>
+        <div className='article-cover'>
           <Link href={`${BLOG.path}/article/${post.slug}`} passHref>
               <a className='hover:bg-opacity-100 hover:scale-105 transform duration-300 rounded-md p-2 text-red-500 cursor-pointer'>
                 {locale.COMMON.ARTICLE_DETAIL}
diff --git a/components/MenuButtonGroup.js b/components/MenuButtonGroup.js
index 2ef9b09a..50d4d817 100644
--- a/components/MenuButtonGroup.js
+++ b/components/MenuButtonGroup.js
@@ -25,7 +25,7 @@ const MenuButtonGroup = ({ allowCollapse = false, postCount }) => {
           return <Link key={`${link.id}-${link.to}`} title={link.to} href={link.to} >
             <a className={'py-2 px-5 mx-2 duration-300 text-base justify-between hover:bg-gray-700 hover:text-white hover:shadow-lg cursor-pointer font-light flex flex-nowrap items-center ' +
               (selected ? 'bg-gray-200 text-black' : ' ')} >
-              <div className='my-auto justify-center flex '>
+              <div className='my-auto items-center justify-center flex '>
                 <FontAwesomeIcon icon={link.icon} />
                 <div className={'ml-4'}>{link.name}</div>
               </div>
diff --git a/pages/article/[slug].js b/pages/article/[slug].js
index 50fbf3f1..d07466ae 100644
--- a/pages/article/[slug].js
+++ b/pages/article/[slug].js
@@ -37,7 +37,7 @@ const Slug = ({
 
   const drawerRight = useRef(null)
   const targetRef = typeof window !== 'undefined' ? document.getElementById('container') : null
-  const floatSlot = post?.toc.length > 1 ? <div className="block lg:hidden"><TocDrawerButton onClick={() => { drawerRight?.current?.handleSwitchVisible() }} /></div> : null
+  const floatSlot = post?.toc?.length > 1 ? <div className="block lg:hidden"><TocDrawerButton onClick={() => { drawerRight?.current?.handleSwitchVisible() }} /></div> : null
 
   return (
     <BaseLayout