diff --git a/public/static/index/mobile/css/topic_nas_help-detail.css b/public/static/index/mobile/css/topic_nas_help-detail.css
index f7ed2637..0ef32262 100644
--- a/public/static/index/mobile/css/topic_nas_help-detail.css
+++ b/public/static/index/mobile/css/topic_nas_help-detail.css
@@ -44,6 +44,9 @@
     margin-top: 9.2vh;
 
 }
+.narshelpCenterdetail-app .nhlp-app-content h2 {
+    line-height: 2.2rem;
+}
 .narshelpCenterdetail-app .nhlp-app-content p{
     line-height: 1.5rem;
     word-break: keep-all !important;