Update README.md

increasing max height to render correctly

README.md

@@ -51,7 +51,7 @@ This is the release timeline of 2024 so far (you can click on each element!):
     justify-content: space-between;
     align-items: flex-end;
     position: relative;
-    min-height: 200px;
+    min-height: 240px;
 }
 
 .month-marker {