diff --git a/projects/IoTCenter/wwwroot/index.html b/projects/IoTCenter/wwwroot/index.html
index 74fc912c..ab8a97eb 100644
--- a/projects/IoTCenter/wwwroot/index.html
+++ b/projects/IoTCenter/wwwroot/index.html
@@ -8,24 +8,36 @@
\ No newline at end of file
diff --git a/projects/gateway/src/main/resources/static/css/app.css b/projects/gateway/src/main/resources/static/css/app.css
index a5766e63..94ddb462 100644
--- a/projects/gateway/src/main/resources/static/css/app.css
+++ b/projects/gateway/src/main/resources/static/css/app.css
@@ -668,4 +668,9 @@ ul {
.mint-datetime-action {
color: #1aad19;
+}
+/*header*/
+.mint-header .ion{
+ font-size:24px;
+ line-height:40px;
}
\ No newline at end of file