diff --git a/portfolio.html b/portfolio.html
index cd6943b..079effc 100755
--- a/portfolio.html
+++ b/portfolio.html
@@ -6,7 +6,7 @@
     <title>产品介绍</title>
     <meta name="description" content="">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-
+    <meta name="viewport" content="width=1200">
     <link type="text/css"  rel="icon" href="images/logoicon.jpg">
     <!-- Place favicon.ico in the root directory -->