Fix display of errored levels in bulk tester

js/main.js

@@ -2222,7 +2222,7 @@ class PackTestDialog extends DialogOverlay {
                 console.error(e);
                 record_result(
                     'error', "Error",
-                    "Replay failed due to internal error (see console for traceback): ${e}");
+                    `Replay failed due to internal error (see console for traceback): ${e}`);
             }
         }
 

style.css

@@ -613,6 +613,7 @@ ol.packtest-colorcoded > li[data-status=short] {
 }
 ol.packtest-colorcoded > li[data-status=error] {
     background: black;
+    color: white;
 }
 .packtest-dialog .grade-A {
     color: hsl(120, 60%, 45%);