diff --git a/src/p4/P4.svelte b/src/p4/P4.svelte
index 0f88c49f..d05ffb6b 100644
--- a/src/p4/P4.svelte
+++ b/src/p4/P4.svelte
@@ -53,6 +53,8 @@
 <style>
   :root {
     font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    background: white;
+    color: black;
   }
   :global([theme="dark"]) {
     background: #111;