diff --git a/spug_web/src/components/ACEditor.js b/spug_web/src/components/ACEditor.js
index 7709b0e..9449c37 100644
--- a/spug_web/src/components/ACEditor.js
+++ b/spug_web/src/components/ACEditor.js
@@ -3,20 +3,18 @@
  * Copyright (c) <spug.dev@gmail.com>
  * Released under the AGPL-3.0 License.
  */
-import React from "react";
+import React from 'react';
 import Editor from 'react-ace';
-import 'ace-builds/src-noconflict/ext-language_tools';
 import 'ace-builds/src-noconflict/mode-sh';
+import 'ace-builds/src-noconflict/mode-python';
 import 'ace-builds/src-noconflict/theme-tomorrow';
-import 'ace-builds/src-noconflict/snippets/sh';
 
 export default function (props) {
   return (
     <Editor
-      wrapEnabled
       theme="tomorrow"
-      enableBasicAutocompletion={true}
-      enableSnippets={true}
+      fontSize={13}
+      tabSize={2}
       {...props}
     />
   )
diff --git a/spug_web/src/components/Breadcrumb.js b/spug_web/src/components/Breadcrumb.js
index 710da5a..5d46bc3 100644
--- a/spug_web/src/components/Breadcrumb.js
+++ b/spug_web/src/components/Breadcrumb.js
@@ -27,10 +27,12 @@ export default class extends React.Component {
         <Breadcrumb>
           {this.props.children}
         </Breadcrumb>
-        <div className={styles.title}>
-          <span>{title}</span>
-          {this.props.extra}
-        </div>
+        {this.props.extra ? (
+          <div className={styles.title}>
+            <span>{title}</span>
+            {this.props.extra}
+          </div>
+        ) : null}
       </div>
     )
   }
diff --git a/spug_web/src/components/index.module.less b/spug_web/src/components/index.module.less
index 6fb7b88..75214d2 100644
--- a/spug_web/src/components/index.module.less
+++ b/spug_web/src/components/index.module.less
@@ -139,7 +139,7 @@
 
 .breadcrumb {
   margin: -24px -24px 24px -24px;
-  padding: 16px 24px 0 24px;
+  padding: 16px 24px;
   background: #fff;
   border-bottom: 1px solid #e8e8e8;
 
@@ -147,9 +147,8 @@
     display: flex;
     justify-content: space-between;
     align-items: center;
-    margin-bottom: 9px;
     font-size: 20px;
-    line-height: 50px;
+    margin-top: 8px;
   }
 }