diff --git a/src/webview/checkResultView/errorTraceSection/index.css b/src/webview/checkResultView/errorTraceSection/index.css
index 130472a..a3d77a8 100644
--- a/src/webview/checkResultView/errorTraceSection/index.css
+++ b/src/webview/checkResultView/errorTraceSection/index.css
@@ -97,6 +97,7 @@
 }
 
 .value-D {
+    background-color: rgba(255, 73, 73, 0.1);
     opacity: 0.6;
     text-decoration: line-through;
 }