diff --git a/docs/assets/css/bootstrap.css b/docs/assets/css/bootstrap.css
index 3d6d8bf38e..a76be141e8 100644
--- a/docs/assets/css/bootstrap.css
+++ b/docs/assets/css/bootstrap.css
@@ -3373,7 +3373,7 @@ button.close {
     float: left;
     padding-top: 15px;
     padding-bottom: 15px;
-    margin-left: -15px;
+    margin-left: -10px;
   }
   .navbar .nav {
     float: left;
diff --git a/less/navbar.less b/less/navbar.less
index 98108ac83e..6c385332f0 100644
--- a/less/navbar.less
+++ b/less/navbar.less
@@ -278,7 +278,7 @@
     float: left;
     padding-top: (@navbar-height - @line-height-base) / 2;
     padding-bottom: (@navbar-height - @line-height-base) / 2;
-    margin-left: -15px;
+    margin-left: -10px;
   }
   .navbar .nav {
     float: left;