style.css: increase player z-index to display player on top of NPCs

style.css

@@ -525,7 +525,7 @@ html, body {
   background-position: 0 0;
   image-rendering: pixelated;
   filter: drop-shadow(2px 3px 0 rgba(0,0,0,.4));
-  z-index: 10;
+  z-index: 999;
   font-size: 0;
   color: transparent;
 }