diff --git a/app/src/frontend/map/layers/city-base-map-layer.tsx b/app/src/frontend/map/layers/city-base-map-layer.tsx
index 43124a29..97bf5ee4 100644
--- a/app/src/frontend/map/layers/city-base-map-layer.tsx
+++ b/app/src/frontend/map/layers/city-base-map-layer.tsx
@@ -23,7 +23,9 @@ export function CityMap() {
   }, []);
 
   return (
+    <div className="map-container">
     <div id="map" style={{ width: '1300px', height: '100vh' }}></div>
+    </div>
   );
 }