Upgrade node deps

Author: hustcer

.vuepress/styles/index.scss

@@ -1,7 +1,3 @@
-:root {
-  --code-line-height: 1.1;
-}
-
 .navbar .navbar-items-wrapper {
   flex-direction: row-reverse;
 }
@@ -18,6 +14,9 @@
 .theme-default-content pre[class*='language-'] {
   line-height: 1.1;
 }
+.theme-default-content h2.title a {
+  color: #adb6be;
+}
 
 /* Make sure the line numbers have the same line-height as the code lines
  */
@@ -29,6 +28,7 @@ div[class*='language-'].line-numbers-mode .line-numbers {
  * This allows tables to be rendered seamlessly with box-drawing characters.
  */
 :root {
+  --code-line-height: 1.1;
   --font-family-code: Consolas, Monaco, 'Andale Mono', 'DejaVu Sans Mono',
     'Ubuntu Mono', monospace;
 }