centered html content
diff --git a/index.html b/index.html
index 15652aa..fd5443e 100644
--- a/index.html
+++ b/index.html
@@ -27,53 +27,61 @@
       <script src="https://oss.maxcdn.com/html5shiv/3.7.3/html5shiv.min.js"></script>
       <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
     <![endif]-->
- 
+
+<style>
+.splash {
+  width: 500px;
+  margin: 200px auto;
+  font-family: "Helvetica Neue", Helvetica, Arial
+}
+
+@media (max-width: 500px) {
+  .splash {
+      margin-top:100px
+  }
+}
 </style>
 </head>
 
 <body>
-  <img src="https://s23.postimg.org/oy3kv2uxn/skitch.png" style="height: 60px;"/>
-  <p>
-    Join the Apache OpenWhisk Slack Community to discuss the project in realtime.
-  </p>
-
-  <ul>
-    <li><strong>Talk</strong> to the core devs and the OpenWhisk community.</li>
-    <li><strong>Learn</strong> from others and ask questions.</li>
-    <li><strong>Share</strong> your work and demos.</li>
-  </ul>
-  <p>Enter your email to join the OpenWhisk community Slack server:</p>
-  <form class="form-inline">
-    <div class="form-group">
-      <label for="exampleInputEmail2">Email:</label>
-      <input type="email" class="form-control" id="exampleInputEmail2" placeholder="jane.doe@example.com">
-    </div>
-    <button type="button" class="btn btn-primary">Send invitation</button>
-    
-  </form>
-  <p>Please be nice, respectful and inclusive of others!</p>
-  <p id="result"></p>
-  <p>
-    Fork on github <a href="https://github.com/csantanapr/openwhisk-slackinvite" target="blank">csantanapr/openwhisk-slackinvite</a>
-  </p>
+<div class="splash">
+<img src="https://s23.postimg.org/oy3kv2uxn/skitch.png" style="height: 60px; margin-left: 100px;"/>
+<p>Join the OpenWhisk Community to discuss the project in realtime.</p>
+<ul>
+  <li><strong>Talk</strong> to the core devs and the OpenWhisk community.</li>
+  <li><strong>Learn</strong> from others and ask questions.</li>
+  <li><strong>Share</strong> your work and demos.</li>
+</ul>
+<form class="form-inline">
+  <div class="form-group">
+    <label for="exampleInputEmail2">Email:</label>
+    <input type="email" class="form-control" id="exampleInputEmail2" placeholder="jane.doe@example.com">
+  </div>
+  <button type="button" class="btn btn-primary">Send invitation</button>
+</form>
+<p>Please be nice, respectful and inclusive of others!</p>
+<p id="result"></p>
+<p>Fork on github <a href="https://github.com/csantanapr/openwhisk-slackinvite" target="blank">csantanapr/openwhisk-slackinvite</a></p>
+</div>
 
 <script type="text/javascript">
-var btn = $("button");
-var res = $("#result");
-function handler(){
-  var email = $("input")[0].value;
-  $.get( "https://545303d4-dd03-4cfc-a553-4253f7929dfd-gws.api-gw.mybluemix.net/openwhisk-team/slackinvite", { email: email} )
-  .done(function( data ) {
-    btn.addClass("btn-success");
-    btn.html("WOOT. CHECK YOUR EMAIL!");
-    res.html(data.message);
-  })
-  .fail(function(err){
-    res.html(err.statusText+":Your invitation didn't work :-( ");
-    btn.addClass("btn-error");
-  });
-}
-btn.click(handler); 
+  var btn = $("button");
+  var res = $("#result");
+  function handler() {
+    var email = $("input")[0].value;
+    $.get("https://545303d4-dd03-4cfc-a553-4253f7929dfd-gws.api-gw.mybluemix.net/openwhisk-team/slackinvite", { email: email })
+      .done(function (data) {
+        btn.addClass("btn-success");
+        btn.html("WOOT. CHECK YOUR EMAIL!");
+        res.html(data.message);
+      })
+      .fail(function (err) {
+        res.html(err.statusText + ":Your invitation didn't work :-( ");
+        btn.addClass("btn-error");
+      });
+  }
+  btn.click(handler); 
 </script>
 </body>
-</html>
+
+</html>
\ No newline at end of file