diff --git a/playground/My document.docx b/playground/My document.docx
index 219ea00..13ec5f0 100644
Binary files a/playground/My document.docx and b/playground/My document.docx differ
diff --git a/playground/index.md b/playground/index.md
index 33f914d..a760d50 100644
--- a/playground/index.md
+++ b/playground/index.md
@@ -9,11 +9,25 @@ const a = 1
 const b = 2
 ```
 
-- 222
-- 333
+$$
+\frac{1}{2}
+$$
 
 444
 
+- 222
+- 333
+  - 444
+  - 555
+    - 666
+      - 777
+
+1. 1
+2. 2
+   1. 2.1
+      1. 2.1.1
+         1. 2.1.1.1
+
 # Test2
 
 333