emails: fixed position of logo in emails, fixes #8094

emails/templates/layouts/default.html

@@ -94,8 +94,7 @@ td[class="stack-column-center"] {
 	<table class="body" style="background: #2e2e2e;">
 		<tr>
 			<td class="center" align="center" valign="top">
-        		<center>
-
+        <center>
 					<table class="row header">
 						<tr>
 						  <td class="center" align="center">
@@ -107,11 +106,11 @@ td[class="stack-column-center"] {
 
 						            <table class="twelve columns">
 						              <tr>
-						                <td class="six sub-columns center">
-											<img class="logo" src="http://grafana.org/assets/img/logo_new_transparent_200x48.png" style="width: 200px; float: none; display: inline">
-						                </td>
-										<td class="expander"></td>
-						              </tr>
+						                <td class="twelve sub-columns center">
+                              <img class="logo" src="http://grafana.org/assets/img/logo_new_transparent_200x48.png" style="width: 200px; float: none; display: inline">
+                            </td>
+                            <td class="expander"></td>
+                          </tr>
 						            </table>
 
 						          </td>