更新layout模板

content/markdown/markdown-syntax.md

@@ -4,6 +4,8 @@ date = 2021-11-12
 [taxonomies]
 categories=["markdown"]
 tags=["markdown", "syntax", "guide"]
+[extra]
+toc = true
 +++
 
 Let's face it: Writing content for the Web is tiresome. WYSIWYG editors help alleviate this task, but they generally result in horrible code, or worse yet, ugly web pages.
@@ -46,6 +48,10 @@ The HTML looks like this:
 <h6>h6 Heading</h6>
 ```
 
+## Heading Levels
+
+### Heading Subtitle
+
 # Comments
 
 Comments should be HTML compatible.

package.json

@@ -31,7 +31,7 @@
     "cssnano": "^5.0.9",
     "postcss": "^8.3.11",
     "postcss-cli": "^9.0.2",
-    "tailwindcss": "^2.2.19",
+    "tailwindcss": "^3.3.3",
     "uglify-js": "^3.14.3"
   }
 }