diff --git a/docs/fortune_statistics.md b/docs/fortune_statistics.md
index 03136c7..f7b7cc2 100644
--- a/docs/fortune_statistics.md
+++ b/docs/fortune_statistics.md
@@ -1,4 +1,7 @@
-# Distribution of fortune
+# Fortune Statistics
+
+## Distribution of fortune
+
 ### 2000 IPs for 365 days, two groups in total
 
 | Fortune Status  | Percentage (1st time)  | Percentage (2nd time)  |
@@ -12,7 +15,7 @@
 | 凶              | 8.64%                  | 8.60%                  |
 | 大凶            | 7.17%                  | 7.09%                  |
 
-# Distribution statistics of daily fortune events
+## Distribution statistics of daily fortune events
 
 Statistical method: The sum of the number of fortune events that occurred for 2,000 random IPs on the same day.
 
@@ -22,5 +25,4 @@ The x-axis is the index value and the y-axis is the number of times.
 |------------------------------------------------|----------------------------------------------|
 | ![Good Fortune](./good_fortune_statistics.png) | ![Bad Fortune](./bad_fortune_statistics.png) |
 
-
 [Statistics code](./main.js)