diff --git a/src/components/PreviewDialog.tsx b/src/components/PreviewDialog.tsx
index 8efb048..77d0e64 100644
--- a/src/components/PreviewDialog.tsx
+++ b/src/components/PreviewDialog.tsx
@@ -57,7 +57,7 @@ export function PreviewDialog({ open, onOpenChange }: PreviewDialogProps) {
               src={previewUrl}
               className="w-full h-full border-0"
               title="Preview"
-              sandbox="allow-scripts allow-same-origin allow-forms allow-popups allow-modals"
+              sandbox="allow-scripts allow-forms allow-popups allow-modals"
             />
           )}
         </div>
diff --git a/vite.config.ts b/vite.config.ts
index a548718..fdf6f0a 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -22,4 +22,9 @@ export default defineConfig({
       '@': resolve(projectRoot, 'src')
     }
   },
+  server: {
+    host: '0.0.0.0',
+    port: 5173,
+    strictPort: false,
+  },
 });