adjust ad styling

Author: yyx990803

themes/vue/layout/partials/ad.ejs

@@ -1,9 +1,12 @@
 <div id="ad">
-  <span>Proudly sponsored by</span><br>
-  <a href="https://strikingly.com/s/careers?utm_source=v" target="_blank">
+  <span>Proudly sponsored by</span>
+  <br>
+  <a href="https://strikingly.com/s/careers?utm_source=v" target="_blank"
+    style="display:inline-block;padding-top:8px">
     <img src="/images/strikingly.png">
   </a>
   <% if (page.path === 'index.html') { %>
+    <br>
     <a href="http://itunescn.com" target="_blank">
       <img src="/images/itunescn.png">
     </a>