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 8cd3f1af..0d99c9c9 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 +23,7 @@ export function CityMap() {
   }, []);
 
   return (
-    <div id="map" style={{ width: '1100px', height: '100vh' }}></div>
+    <div id="map" style={{ width: '100%', height: '100vh' }}></div>
   );
 }