diff --git a/example/tools-inline/marker/marker.css b/example/tools-inline/marker/marker.css
index b2f99847..be7a3212 100644
--- a/example/tools-inline/marker/marker.css
+++ b/example/tools-inline/marker/marker.css
@@ -1,3 +1,11 @@
+/*.marked {*/
+  /*background: yellowgreen;*/
+/*}*/
+
 .marked {
-  background: yellowgreen;
+  font-family: 'monospace', 'monaco', 'consolas', 'courier';
+  background-color: rgba(255, 97, 106, 0.2);
+  border: 1px solid rgba(255, 98, 86, 0.49);
+  padding: 0px 3px;
+  border-radius: 3px;
 }