diff --git a/packages/client/src/styles/globals.scss b/packages/client/src/styles/globals.scss
index 08554c4..5d10e4d 100644
--- a/packages/client/src/styles/globals.scss
+++ b/packages/client/src/styles/globals.scss
@@ -27,7 +27,7 @@
 
 .Resizer {
   z-index: 1;
-  opacity: 0.2;
+  opacity: .2;
   box-sizing: border-box;
   background-clip: padding;
 }
diff --git a/packages/client/src/tiptap/extensions/placeholder.ts b/packages/client/src/tiptap/extensions/placeholder.ts
index f2b86fe..a60a49f 100644
--- a/packages/client/src/tiptap/extensions/placeholder.ts
+++ b/packages/client/src/tiptap/extensions/placeholder.ts
@@ -1,14 +1,3 @@
 import BuiltInPlaceholder from '@tiptap/extension-placeholder';
 
-export const Placeholder = BuiltInPlaceholder.configure({
-  placeholder: ({ node, editor }) => {
-    if (!editor.isEditable) return;
-
-    if (node.type.name === 'title') {
-      return '请输入标题';
-    }
-    return '输入 / 唤起更多';
-  },
-  showOnlyCurrent: false,
-  showOnlyWhenEditable: true,
-});
+export const Placeholder = BuiltInPlaceholder;
diff --git a/packages/client/src/tiptap/menubar.tsx b/packages/client/src/tiptap/menubar.tsx
index 505b848..32ae1f9 100644
--- a/packages/client/src/tiptap/menubar.tsx
+++ b/packages/client/src/tiptap/menubar.tsx
@@ -112,7 +112,6 @@ export const CommentMenuBar: React.FC<{ editor: any }> = ({ editor }) => {
         <Divider />
 
         <Heading editor={editor} />
-        <FontSize editor={editor} />
         <Bold editor={editor} />
         <Italic editor={editor} />
         <Underline editor={editor} />
diff --git a/packages/client/src/tiptap/start-kit.tsx b/packages/client/src/tiptap/start-kit.tsx
index 5714163..3e36653 100644
--- a/packages/client/src/tiptap/start-kit.tsx
+++ b/packages/client/src/tiptap/start-kit.tsx
@@ -89,7 +89,18 @@ export const BaseKit = [
   Mind,
   OrderedList,
   Paragraph,
-  Placeholder,
+  Placeholder.configure({
+    placeholder: ({ node, editor }) => {
+      if (!editor.isEditable) return;
+
+      if (node.type.name === 'title') {
+        return '请输入标题';
+      }
+      return '输入 / 唤起更多';
+    },
+    showOnlyCurrent: false,
+    showOnlyWhenEditable: true,
+  }),
   QuickInsert,
   SearchNReplace,
   SelectionExtension,
@@ -122,6 +133,7 @@ export const CommentKit = [
   Color,
   ColorHighlighter,
   Dropcursor,
+  Emoji,
   Focus,
   FontSize,
   Gapcursor,
@@ -137,7 +149,10 @@ export const CommentKit = [
   Mention,
   OrderedList,
   Paragraph,
-  Placeholder,
+  Placeholder.configure({
+    placeholder: '请输入内容',
+    showOnlyWhenEditable: true,
+  }),
   Strike,
   Subscript,
   Superscript,