diff --git a/static/js/lib/common/MyUtils.js b/static/js/lib/common/MyUtils.js
index b735676..0c1260b 100644
--- a/static/js/lib/common/MyUtils.js
+++ b/static/js/lib/common/MyUtils.js
@@ -287,7 +287,7 @@ export class MyUtils {
      */
     RefreshRootFrontSize() {
         let curDoc = document.documentElement;//当前文档的 root 元素
-        let curClientW = document.documentElement.clientWidth || document.body.clientWidth;
+        let curClientW = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
         if (!curClientW) {
             return
         }
@@ -304,6 +304,7 @@ export class MyUtils {
             "\n isMobile :" + /mobi|android|iphone|ipad|ipod/i.test(navigator.userAgent.toLocaleLowerCase()) +
             "\n isIOS :" + /iphone|ipad|ipod/.test(window.navigator.userAgent.toLocaleLowerCase()) +
             "\n isAndroid :" + /android/.test(window.navigator.userAgent.toLocaleLowerCase()) +
+            "\n window.width :" + window.innerWidth +
             "\n curClientW :" + curClientW +
             " \n designWidth: " + designWidth +
             "\n 1rem =  " + nowFrontSize;
diff --git a/static/js/lib/main.js b/static/js/lib/main.js
index a87b222..561b34d 100644
--- a/static/js/lib/main.js
+++ b/static/js/lib/main.js
@@ -8,7 +8,7 @@ import {MyEventListener} from "./event/MyEventListener.js";
     const userAgent = window.navigator.userAgent;
     // 获取屏幕宽度
     // const screenWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
-    const screenWidth = document.documentElement.clientWidth || document.body.clientWidth;
+    const screenWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
     // 判断是否是手机
     const isMobile = /mobi|android|iphone|ipad|ipod/i.test(userAgent.toLocaleLowerCase()) || screenWidth < 768;
     const isIOS = /iphone|ipad|ipod/i.test(userAgent.toLocaleLowerCase()) || screenWidth < 768;
@@ -39,9 +39,9 @@ import {MyEventListener} from "./event/MyEventListener.js";
             isAndroid: isAndroid,
             //判断是否是平板电脑
             isTablet: isTablet,
-            screenWidth: document.documentElement.clientWidth || document.body.clientWidth,
+            screenWidth: window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth,
             //高度 for android
-            screenHeight: document.documentElement.clientHeight || document.body.clientHeight,
+            screenHeight: window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight,
             /**
              * 默认body front-size 单位px
              */
@@ -161,7 +161,7 @@ window.onload = function () {
     newParagraph.setAttribute("id", uuid)
     newParagraph.setAttribute("data-order", curOrder)
     newParagraph.onkeyup = window.myEdit.eventListener.KeydownListener
-    // newParagraph.innerHTML = "<br>"
+    newParagraph.innerHTML = "<br>"
     //添加一行
     window.myEdit.utils.AddNewParagraph(newParagraph);
 
diff --git a/static/yanxuelu.html b/static/yanxuelu.html
index 8a529a3..475185c 100644
--- a/static/yanxuelu.html
+++ b/static/yanxuelu.html
@@ -125,7 +125,7 @@
         测试编辑
     </h3>
     <!-- 内容   -->
-    <div id="noteshare" spellcheck="false" translate="no">
+    <div id="noteshare" contenteditable="true" spellcheck="false" translate="no">
     </div>
 </main>