add justify-content-center

packages/slackbot-proxy/src/views/top.ejs

@@ -25,15 +25,15 @@
       </div>
     </div>
     <div class="m-3">
-      <div class="d-flex flex-column align-items-center">
-        <ul>
-          With GROWI for Slack, you can:
+      <div class="d-flex flex-column align-items-center justify-content-center">
           <ul>
-            <li>Search pages for multiple GROWI apps.</li>
-            <li>Create pages easily.</li>
+            With GROWI for Slack, you can:
+            <ul>
+              <li>Search pages for multiple GROWI apps.</li>
+              <li>Create pages easily.</li>
+            </ul>
+            </li>
           </ul>
-          </li>
-        </ul>
         <div class="mt-3">
           GROWI is open-source software developed by WESEEK, Inc and we are looking for contributors who can work with us.<br>
           Please <a href="https://growi-slackin.weseek.co.jp/">join</a> Slack and feel free to talk to WESEEK members!