diff --git a/udf-api/udf-api-server/src/main/resources/templates/common.html b/udf-api/udf-api-server/src/main/resources/templates/common.html
index dd36e65..0dc8b6a 100644
--- a/udf-api/udf-api-server/src/main/resources/templates/common.html
+++ b/udf-api/udf-api-server/src/main/resources/templates/common.html
@@ -19,6 +19,13 @@
             background-color: #F2F2F2;
         }
 
+        a, a:hover, a:active, a:focus {
+            text-decoration: none;
+            -webkit-user-drag: none;
+            outline: none;
+            color: #000;
+        }
+
         .main {
             max-width: 1200px;
             margin: auto !important;
@@ -300,7 +307,7 @@
     <div class="toastBox d-flex justify-content-center"></div>
     <div class="top top-fixed">
         <nav class="navbar navbar-expand-lg navbar-light">
-            <a class="navbar-brand-custm align-middle" href="#">ITKK</a>
+            <a class="navbar-brand-custm align-middle" href="/">ITKK</a>
             <div class="collapse navbar-collapse"></div>
             <div class="rightbar">
                 <div class="item header-right-bar-search-div">