Close and styling

plugins/talk-plugin-moderation-actions/client/components/BanUserDialog.css

@@ -1,4 +1,25 @@
 .dialog {
   border: none;
   box-shadow: 0 9px 46px 8px rgba(0, 0, 0, 0.14), 0 11px 15px -7px rgba(0, 0, 0, 0.12), 0 24px 38px 3px rgba(0, 0, 0, 0.2);
+}
+
+.buttons {
+  text-align: right;
+  padding-top: 10px;
+}
+
+.close {
+  font-size: 20px;
+  line-height: 14px;
+  top: 10px;
+  right: 10px;
+  position: absolute;
+  display: block;
+  font-weight: bold;
+  color: #363636;
+  cursor: pointer;
+}
+
+.close:hover {
+  color: #6b6b6b;
 }

plugins/talk-plugin-moderation-actions/client/components/BanUserDialog.js

@@ -5,6 +5,7 @@ import {Dialog, Button} from 'plugin-api/beta/client/components/ui';
 
 export default ({showDialog, closeDialog, banUser}) => (
   <Dialog open={showDialog} className={styles.dialog}>
+    <span className={styles.close} onClick={closeDialog}>×</span>
     <h3>{t('talk-plugin-moderation-actions.ban_user_dialog_headline')}</h3>
     <p>
       {t('talk-plugin-moderation-actions.ban_user_dialog_copy')}