diff --git a/src/site/index.html b/src/site/index.html
index 7895cbb..c19fc2c 100644
--- a/src/site/index.html
+++ b/src/site/index.html
@@ -3,6 +3,8 @@
 <head>
   <title>ISP downtime monitor</title>
   <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+
   <link  href="style.css"  type="text/css" rel="stylesheet">
   <script src="https://cdnjs.cloudflare.com/ajax/libs/fetch/3.0.0/fetch.min.js"></script>
 </head>
