diff --git a/src/main/scala/app/IndexController.scala b/src/main/scala/app/IndexController.scala
index 89a264d..4abcf6d 100644
--- a/src/main/scala/app/IndexController.scala
+++ b/src/main/scala/app/IndexController.scala
@@ -111,7 +111,7 @@
       val lineNumber = content.substring(0, indices.min).split("\n").size - 1
       val highlightText = StringUtil.escapeHtml(content.split("\n").drop(lineNumber).take(5).mkString("\n"))
         .replaceAll("(?i)(" + keywords.map("\\Q" + _ + "\\E").mkString("|") +  ")",
-        "<span style=\"background-color: yellow;\">$1</span>")
+        "<span style=\"background-color: #ffff88;;\">$1</span>")
       (highlightText, lineNumber + 1)
     } else {
       (content.split("\n").take(5).mkString("\n"), 1)