#945 White background and forks in composite mode

dist/index.html

@@ -418,6 +418,10 @@ class Class10 {
   size()
 }
   </div>
+  <div class="mermaid">
+    stateDiagram
+      s1
+      </div>
   <script src="./mermaid.js"></script>
   <script>
     mermaid.initialize({