diff --git a/CSSRandom.js b/CSSRandom.js
index 844514b..5ad1afb 100644
--- a/CSSRandom.js
+++ b/CSSRandom.js
@@ -1,4 +1,10 @@
-(function CSSRandom(){
-    document.body.style.setProperty('--random',Math.random())
-    requestAnimationFrame(CSSRandom)
-})()
\ No newline at end of file
+const style=document.body.style
+function CSSRandom(){
+    style.setProperty('--random',Math.random())
+    const timeout=style.getPropertyValue('--random-timeout')
+    if(timeout){
+        setTimeout(CSSRandom,parseInt(timeout))
+    }else{
+        requestAnimationFrame(CSSRandom)
+    }
+}
\ No newline at end of file