docs: update demo

README.md

@@ -66,10 +66,6 @@ import 'disqusjs/dist/disqusjs.css'
 import DisqusJS from 'disqusjs'
 ```
 
-```js
-
-```
-
 ### 使用
 
 创建一个 DisqusJS 的容器：

docs/index.html

@@ -29,7 +29,6 @@
 
         .comment-container {
             width: 100%;
-            background: #efefef;
             padding: 20px 0
         }
 
@@ -138,8 +137,9 @@
         </div>
         <div id="disqus_thread"></div>
     </div>
-    <script src="https://cdn.jsdelivr.net/npm/disqusjs@1.2.6/dist/disqus.js"></script>
+    <script id="dsqjs-script" async src="https://cdn.jsdelivr.net/npm/disqusjs@1.2.6/dist/disqus.js"></script>
     <script>
+        document.getElementById('dsqjs-script').addEventListener('load', function() {
             var dsqjs = new DisqusJS({
                 shortname: 'sukas-blog',
                 siteName: "Sukka's Blog · 苏卡卡的博客",
@@ -150,6 +150,7 @@
                 admin: 'SukkaW',
                 adminLabel: '苏卡卡~'
             });
+        });
     </script>
     <script>
         function forceDisqusJS() {