Fix code color in html

assets/less/night/night.less

@@ -18,7 +18,6 @@
 
 body.night-mode {
   @import '../variables';
-  @import (css) '~highlight.js/styles/tomorrow-night.css';
   background: @nightBackground;
 
   .content-outer {
@@ -40,4 +39,80 @@ body.night-mode {
       color: @purple;
     }
   }
+
+  /* Tomorrow Night Theme */
+  /* http://jmblog.github.com/color-themes-for-google-code-highlightjs */
+  /* Original theme - https://github.com/chriskempson/tomorrow-theme */
+  /* http://jmblog.github.com/color-themes-for-google-code-highlightjs */
+
+  /* Tomorrow Comment */
+  .hljs-comment,
+  .hljs-quote {
+    color: #969896;
+  }
+
+  /* Tomorrow Red */
+  .hljs-variable,
+  .hljs-template-variable,
+  .hljs-tag,
+  .hljs-name,
+  .hljs-selector-id,
+  .hljs-selector-class,
+  .hljs-regexp,
+  .hljs-deletion {
+    color: #cc6666;
+  }
+
+  /* Tomorrow Orange */
+  .hljs-number,
+  .hljs-built_in,
+  .hljs-builtin-name,
+  .hljs-literal,
+  .hljs-type,
+  .hljs-params,
+  .hljs-meta,
+  .hljs-link {
+    color: #de935f;
+  }
+
+  /* Tomorrow Yellow */
+  .hljs-attribute {
+    color: #f0c674;
+  }
+
+  /* Tomorrow Green */
+  .hljs-string,
+  .hljs-symbol,
+  .hljs-bullet,
+  .hljs-addition {
+    color: #b5bd68;
+  }
+
+  /* Tomorrow Blue */
+  .hljs-title,
+  .hljs-section {
+    color: #81a2be;
+  }
+
+  /* Tomorrow Purple */
+  .hljs-keyword,
+  .hljs-selector-tag {
+    color: #b294bb;
+  }
+
+  .hljs {
+    display: block;
+    overflow-x: auto;
+    background: #1d1f21;
+    color: #c5c8c6;
+    padding: 0.5em;
+  }
+
+  .hljs-emphasis {
+    font-style: italic;
+  }
+
+  .hljs-strong {
+    font-weight: bold;
+  }
 }