diff --git a/superpage/src/components/Modal.astro b/superpage/src/components/Modal.astro
index 61a453f..c47bddd 100644
--- a/superpage/src/components/Modal.astro
+++ b/superpage/src/components/Modal.astro
@@ -26,12 +26,12 @@ import { Icon } from "astro-icon/components";
         const close = modal.querySelector("[data-dismiss]");
 
         modal.showModal();
-        document.body.classList.toggle("overflow-y-hidden");
+        document.documentElement.classList.toggle("overflow-y-hidden");
 
         modal.addEventListener(
             "close",
             () => {
-                document.body.classList.toggle("overflow-y-hidden");
+                document.documentElement.classList.toggle("overflow-y-hidden");
             },
             { once: true },
         );