diff --git a/src/components/CircuitPreview.tsx b/src/components/CircuitPreview.tsx
index 5c70d6d..ad17f1f 100644
--- a/src/components/CircuitPreview.tsx
+++ b/src/components/CircuitPreview.tsx
@@ -239,7 +239,13 @@ export default function CircuitPreview({
       return (
         <div
           className={tw(
-            `flex-1 basis-1/2 min-w-0 min-h-[300px] overflow-hidden m-0 p-0`,
+            `flex-1 basis-1/2 min-w-0 min-h-[300px] overflow-hidden m-0 p-0 flex items-center justify-center ${
+              v === "pcb"
+                ? "bg-black"
+                : v === "schematic"
+                  ? "bg-[#F5F1ED]"
+                  : "bg-white"
+            }`,
           )}
         >
           <img