diff --git a/app/src/frontend/components/info-box.tsx b/app/src/frontend/components/info-box.tsx
index bf9be796..9bad1122 100644
--- a/app/src/frontend/components/info-box.tsx
+++ b/app/src/frontend/components/info-box.tsx
@@ -4,7 +4,7 @@ interface InfoBoxProps {
     msg?: string;
     // https://react-bootstrap.github.io/components/alerts/
     // predefined valid values
-    type?: 'info' | 'warning' | 'success' | 'danger'
+    type?: 'info' | 'warning' | 'success' | 'danger' | 'dark'
 }
 
 const InfoBox: React.FC<InfoBoxProps> = ({msg, children, type = 'info'}) => (
diff --git a/app/src/frontend/map/map-button.css b/app/src/frontend/map/map-button.css
index 53be0a91..39a87ecc 100644
--- a/app/src/frontend/map/map-button.css
+++ b/app/src/frontend/map/map-button.css
@@ -1,9 +1,8 @@
-
-.map-button-theme {
+.night-theme {
     filter: grayscale(100%) invert(1);
 }
 
-.map-button-theme {
+.light-theme {
     filter: none;
 }