diff --git a/src/assets/scripts/util.js b/src/assets/scripts/util.js
index 4fed100..3d966ad 100644
--- a/src/assets/scripts/util.js
+++ b/src/assets/scripts/util.js
@@ -188,6 +188,10 @@ export function saveEditorContent(editor, name) {
     }
 }
 
+/**
+ * 格式化文档
+ * @param {文档内容} content 
+ */
 export function formatDoc(content) {
     const doc = prettier.format(content, {
         parser: "markdown",
@@ -196,6 +200,7 @@ export function formatDoc(content) {
     return doc;
 }
 
+
 export function fixCodeWhiteSpace(value = "pre") {
     const preDomList = document.getElementsByClassName("code__pre");
     if (preDomList.length > 0) {
@@ -205,6 +210,10 @@ export function fixCodeWhiteSpace(value = "pre") {
     }
 }
 
+/**
+ * 下载原始 Markdown 文档
+ * @param {文档内容} doc 
+ */
 export function downLoadMD(doc) {
     let downLink = document.createElement("a");
 
diff --git a/src/components/CodemirrorEditor/header.vue b/src/components/CodemirrorEditor/header.vue
index 92f2a8b..bc377e7 100644
--- a/src/components/CodemirrorEditor/header.vue
+++ b/src/components/CodemirrorEditor/header.vue
@@ -313,8 +313,8 @@ export default {
             setTimeout(() => {
                 this.cssEditor.refresh();
             }, 50);
-            let flag = await localStorage.getItem("__css_content");
 
+            let flag = await localStorage.getItem("__css_content");
             if (!flag) {
                 this.setCssEditorValue(DEFAULT_CSS_CONTENT);
             }