🎨 🐛 Fixed the friends link code block & others imports.

assets/css/_common/components/3rd/index.scss

@@ -6,7 +6,6 @@
 @import 'gitter';
 @import 'livere';
 @import 'waline';
-@import 'mermaid';
 
 .use-motion .animated {
   // Fix issue #48 #55

assets/css/_common/components/3rd/mermaid.scss

@@ -1,3 +0,0 @@
-.post-block .post-body .mermaid {
-  background: var(--highlight-foreground);
-}

assets/css/_common/scaffolding/tags/index.scss

@@ -2,7 +2,6 @@
 @import 'group-pictures';
 @import 'label';
 @import 'link-grid';
-@import 'mermaid';
 @import 'note';
 @import 'pdf';
 @import 'tabs';

assets/css/_common/scaffolding/tags/mermaid.scss

@@ -1,6 +0,0 @@
-@if $mermaid_enable {
-  .mermaid {
-    margin-bottom: 20px;
-    text-align: center;
-  }
-}