diff --git a/src/plainui/static/plainui/js/animations.js b/src/plainui/static/plainui/js/animations.js
index 6efbbb6f4be5ad688b9d0662d5e8982fdc9ff985..7e84f650218235deb86fde87f3f65d1bf01c98a1 100644
--- a/src/plainui/static/plainui/js/animations.js
+++ b/src/plainui/static/plainui/js/animations.js
@@ -503,11 +503,11 @@ initParticles(() => {
                 fps = cfg.fps
 
             var contentNode = document.getElementById(contentId),
-                height = getNodeHeight(contentNode),
                 width = window.innerWidth,
                 fpsInterval = 1000 / fps,
                 yOffset = 0,
                 canvas = document.getElementById(canvasId),
+                height = getNodeHeight(canvas),
                 ctx = canvas.getContext('2d'),
                 depthScaledHeight = height * (depth + 1)