diff --git a/demo.html b/demo.html
index 117ba65..9dd536d 100644
--- a/demo.html
+++ b/demo.html
@@ -45,7 +45,7 @@ function consoleLog(str) {
 </textarea
     >
 
-    <textarea class="md-content">
+<textarea class="md-content">
 * 序列
 
 - zhe这都出来了