diff --git a/images/unknown.svg b/images/unknown.svg
index a8a8b58..c13340a 100644
--- a/images/unknown.svg
+++ b/images/unknown.svg
@@ -1,5 +1,5 @@
diff --git a/index.css b/index.css
index a012c91..6c9310c 100644
--- a/index.css
+++ b/index.css
@@ -67,6 +67,7 @@ span:empty {
margin-bottom: 0.2rem;
border-radius: 0.6rem;
flex-shrink: 0;
+ filter: url(#gamma);
}
#mapInfo {
diff --git a/index.html b/index.html
index a9ecba7..7d6b7d4 100644
--- a/index.html
+++ b/index.html
@@ -36,6 +36,15 @@
7
+