Merge pull request #53 from cmgustavo/ref/design-15

Ref/design 15

public/views/includes/backupWarningPopup.html

@@ -1,7 +1,7 @@
 <div>
   <h1 translate>Screenshots are not secure</h1>
   <span translate>if you take a screenshot, your backup may be viewed by others apps. You can make a safe backup with paper and a pen.</span>
-  <button ng-click="close()" class="button button-block button-light" translate>
+  <button ng-click="close()" class="button button-block no-border" translate>
     Got it
   </button>
 </div>