diff --git a/css/details.css b/css/details.css
index 20732f6..a173502 100644
--- a/css/details.css
+++ b/css/details.css
@@ -1657,3 +1657,8 @@
     opacity: 0;
   }
 }
+.login-show {
+  text-align: center;
+  text-decoration: underline;
+  color: #008cf7;
+}
diff --git a/css/details.less b/css/details.less
index fd04226..948e131 100644
--- a/css/details.less
+++ b/css/details.less
@@ -1894,3 +1894,9 @@
         opacity: 0;
     }
 }
+
+.login-show {
+    text-align: center;
+    text-decoration: underline;
+    color: rgba(0, 140, 247, 1);
+}