diff --git a/packages/react-notion-x/src/styles.css b/packages/react-notion-x/src/styles.css
index fd1e85ad..71b8b4a8 100644
--- a/packages/react-notion-x/src/styles.css
+++ b/packages/react-notion-x/src/styles.css
@@ -1127,6 +1127,7 @@ svg.notion-page-icon {
 }
 
 .notion-toggle {
+  width: 100%;
   padding: 3px 2px;
 }
 .notion-toggle > summary {