diff --git a/docs/assets/bootstrap.zip b/docs/assets/bootstrap.zip
index 01dc38fad4..45b05f39fa 100644
Binary files a/docs/assets/bootstrap.zip and b/docs/assets/bootstrap.zip differ
diff --git a/docs/assets/css/bootstrap-responsive.css b/docs/assets/css/bootstrap-responsive.css
index df663f69f5..f730fb20c6 100644
--- a/docs/assets/css/bootstrap-responsive.css
+++ b/docs/assets/css/bootstrap-responsive.css
@@ -154,7 +154,8 @@
   .row-fluid {
     width: 100%;
   }
-  .row {
+  .row,
+  .thumbnails {
     margin-left: 0;
   }
   [class*="span"],
@@ -162,7 +163,7 @@
     float: none;
     display: block;
     width: auto;
-    margin: 0;
+    margin-left: 0;
   }
   input[class*="span"],
   select[class*="span"],
diff --git a/less/responsive-767px-max.less b/less/responsive-767px-max.less
index 4b8b41fbe2..9655981afd 100644
--- a/less/responsive-767px-max.less
+++ b/less/responsive-767px-max.less
@@ -111,8 +111,9 @@
   .row-fluid {
     width: 100%;
   }
-  // Undo negative margin on rows
-  .row {
+  // Undo negative margin on rows and thumbnails
+  .row,
+  .thumbnails {
     margin-left: 0;
   }
   // Make all grid-sized elements block level again
@@ -121,7 +122,7 @@
     float: none;
     display: block;
     width: auto;
-    margin: 0;
+    margin-left: 0;
   }
 
   // FORM FIELDS