diff --git a/views/header.html b/views/header.html
index 2139919..5bd7ac8 100644
--- a/views/header.html
+++ b/views/header.html
@@ -7,6 +7,7 @@
 <link href="/local.css{{ .LocalStyleParam }}" rel="stylesheet">
 {{ end }}
 <link href="/icon.png" rel="icon">
+<meta name="viewport" content="width=720px, initial-scale=0.4">
 </head>
 <body>
 <div class="header">
