diff --git a/power/power-example.md b/power/power-example.md
index c264065..2fb0d50 100644
--- a/power/power-example.md
+++ b/power/power-example.md
@@ -1,5 +1,6 @@
 ```mermaid
   graph TD;
+    %%{init: {'theme':'dark'}}%%
     %% Class Definitions
     classDef root fill:#ff0000,stroke:#000,stroke-width:2,color:#fff; %% Red background, white text
     classDef branch fill:#000000,stroke:#000,stroke-width:2,color:#fff; %% Black background, white text
diff --git a/power/power-template.md b/power/power-template.md
index 13bdc7e..91471a2 100644
--- a/power/power-template.md
+++ b/power/power-template.md
@@ -1,6 +1,6 @@
 ```mermaid
   graph TD;
-    %%{init: {'theme':'base'}}%%
+    %%{init: {'theme':'dark'}}%%
     %% Class Definitions
     classDef root fill:#ff0000,stroke:#000,stroke-width:2,color:#fff; %% Red background, white text
     classDef branch fill:#000000,stroke:#000,stroke-width:2,color:#fff; %% Black background, white text