:bug: fix #517

CHANGELOG.md

@@ -68,6 +68,7 @@
 
 ### v3.3.4 / 2020-07-xx
 
+* [517](https://github.com/Vanessa219/vditor/issues/517) Duplicate CSS(render.html) `修复缺陷`
 * [522](https://github.com/Vanessa219/vditor/issues/522) 从 WPS Office 复制文本，粘贴异常 `修复缺陷`
 * [524](https://github.com/Vanessa219/vditor/issues/524) no background-color change(dark mode-abcjs) `修复缺陷`
 * [516](https://github.com/Vanessa219/vditor/issues/516) 高亮自动填写功能未生效问题 `修复缺陷`

demo/render.html

@@ -36,8 +36,6 @@
     <meta name="twitter:url" content="https://vditor.b3log.org"/>
     <meta property="og:image" content="https://cdn.jsdelivr.net/npm/vditor/src/assets/images/logo.png"/>
     <meta name="twitter:image" content="https://cdn.jsdelivr.net/npm/vditor/src/assets/images/logo.png"/>
-    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/index.css"/>
-    <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/method.min.js"></script>
     <style>
         .link {
             cursor: pointer;