diff --git a/layout/layout.ftl b/layout/layout.ftl
index b6c721a..c8f4e7d 100644
--- a/layout/layout.ftl
+++ b/layout/layout.ftl
@@ -62,7 +62,6 @@
         </#if>
         <link rel="stylesheet"
               href="//cdn.jsdelivr.net/npm/outdatedbrowser@1.1.5/outdatedbrowser/outdatedbrowser.min.css">
-
         <script src="//cdn.jsdelivr.net/npm/pace-js@1.0.2/pace.min.js"></script>
 
         <link rel="stylesheet" href="${static!}/source/css/style.css">
diff --git a/layout/widget/toc-post.ftl b/layout/widget/toc-post.ftl
index 2cf75a0..fa39986 100644
--- a/layout/widget/toc-post.ftl
+++ b/layout/widget/toc-post.ftl
@@ -56,7 +56,7 @@
 <style>
     #toc {
         /*position: fixed;*/
-        z-index: 0;
+        z-index: -1;
         /*left: 44%;*/
         display: inline-block;
         text-align: left;
diff --git a/source/css/style.theme.css b/source/css/style.theme.css
index b9c8be3..94cca59 100644
--- a/source/css/style.theme.css
+++ b/source/css/style.theme.css
@@ -145,9 +145,10 @@ img.thumbnail:hover{
 .navbar-dropdown {
     background-color: var(--background);    
 }
-pre {
-    background-color: var(--code-bg-color);
-    color: var(--code-default-color);
+pre,
+blockquote{
+    background-color: var(--code-bg-color) !important;
+    color: var(--code-default-color) !important;
 }
 .card .content,
 /*.card .title a{*/