diff --git a/index.html b/index.html
index 23789ec..7ea5e89 100644
--- a/index.html
+++ b/index.html
@@ -2,7 +2,7 @@
 
 <html lang="en">
 <head>
-<meta charset="utf-8" name="viewport" content="width=device-width,initial-scale=1.0,user-scalable=yes"/>
+<meta charset="utf-8" name="viewport" content="width=device-width,initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=yes"/>
     <title>智能节水净水花盆</title>
     <link rel="stylesheet" type="text/css" href="css.css">
 </head>
