diff --git a/styles/notion.css b/styles/notion.css
index 45cc69c4..ba7d2ac1 100644
--- a/styles/notion.css
+++ b/styles/notion.css
@@ -655,10 +655,15 @@ svg.notion-page-icon {
 
 .notion-list-disc {
   list-style-type: disc;
-  padding-inline-start: 1.7em;
+  padding-inline-start: 1.4em;
   margin-top: 0;
   margin-bottom: 0;
 }
+
+.notion-list-disc > ul.notion-list-disc {
+  padding-inline-start: 0em;
+}
+
 .notion-list-numbered {
   list-style-type: decimal;
   padding-inline-start: 1.6em;
diff --git a/themes/next/components/ArticleDetail.js b/themes/next/components/ArticleDetail.js
index 44362e82..17bfbe37 100644
--- a/themes/next/components/ArticleDetail.js
+++ b/themes/next/components/ArticleDetail.js
@@ -79,7 +79,7 @@ export default function ArticleDetail(props) {
                 </header>}
 
                 {/* Notion内容主体 */}
-                <article id='notion-article' className='px-1'>
+                <article id='notion-article' className='px-1 max-w-3xl mx-auto'>
                     {post && (<NotionPage post={post} />)}
                 </article>