Style improvements

app/views/status/index.html.erb

@@ -7,7 +7,7 @@
       <% label_text = "OK" %>
       <% label = "warning" if @stats[key].last['state'] != 0 %>
       <% label_text = "NOT OK" if @stats[key].last['state'] != 0 %>
-      <h3><%= @stats[key].last['value'] %></h3>
+      <h1><%= @stats[key].last['value'] %></h1>
       <h5><span class="label label-<%= label %>"><%= label_text %></span> <%= key %></h5>
     </div>
     <div class="col-sm-4">
@@ -38,6 +38,7 @@
     ]);
     var options = {
+      height: 150,
       backgroundColor: '#fff',
       legend: {
         position: 'none'