diff --git a/layout/_third-party/comments/valine.njk b/layout/_third-party/comments/valine.njk
index 7599362..dc3ab99 100644
--- a/layout/_third-party/comments/valine.njk
+++ b/layout/_third-party/comments/valine.njk
@@ -4,8 +4,8 @@
 NexT.utils.loadComments(document.querySelector('#valine-comments'), () => {
   NexT.utils.getScript('{{ valine_uri }}', () => {
     new Valine(Object.assign({
-      el         : '#valine-comments',
-      path       : location.pathname,
+      el  : '#valine-comments',
+      path: location.pathname,
     }, {{ theme.valine | json }}
     ));
   }, window.Valine);
diff --git a/source/js/next-boot.js b/source/js/next-boot.js
index 29aa20c..a8c3d00 100644
--- a/source/js/next-boot.js
+++ b/source/js/next-boot.js
@@ -80,7 +80,9 @@ NexT.boot.refresh = function() {
    * Need to add config option in Front-End at 'layout/_partials/head.njk' file.
    */
   CONFIG.fancybox && NexT.utils.wrapImageWithFancyBox();
-  CONFIG.mediumzoom && window.mediumZoom('.post-body :not(a) > img, .post-body > img');
+  CONFIG.mediumzoom && window.mediumZoom('.post-body :not(a) > img, .post-body > img', {
+    background: 'var(--content-bg-color)'
+  });
   CONFIG.lazyload && window.lozad('.post-body img').observe();
   CONFIG.pangu && window.pangu.spacingPage();