diff --git a/docs/assets/css/bootstrap.css b/docs/assets/css/bootstrap.css
index cf06541a2d..1194895236 100644
--- a/docs/assets/css/bootstrap.css
+++ b/docs/assets/css/bootstrap.css
@@ -2364,6 +2364,151 @@ fieldset[disabled] .btn-link:hover {
   content: "\e160";
 }
 
+.dropup,
+.dropdown {
+  position: relative;
+}
+
+.dropdown-toggle:active,
+.open .dropdown-toggle {
+  outline: 0;
+}
+
+.caret {
+  display: inline-block;
+  width: 0;
+  height: 0;
+  vertical-align: top;
+  border-top: 4px solid #000;
+  border-right: 4px solid transparent;
+  border-left: 4px solid transparent;
+  content: "";
+}
+
+.dropdown .caret {
+  margin-top: 8px;
+  margin-left: 2px;
+}
+
+.dropdown-menu {
+  position: absolute;
+  top: 100%;
+  left: 0;
+  z-index: 1000;
+  display: none;
+  float: left;
+  min-width: 160px;
+  padding: 5px 0;
+  margin: 2px 0 0;
+  list-style: none;
+  background-color: #ffffff;
+  border: 1px solid #ccc;
+  border: 1px solid rgba(0, 0, 0, 0.15);
+  border-radius: 4px;
+  -webkit-box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175);
+          box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175);
+  -webkit-background-clip: padding-box;
+     -moz-background-clip: padding-box;
+          background-clip: padding-box;
+}
+
+.dropdown-menu.pull-right {
+  right: 0;
+  left: auto;
+}
+
+.dropdown-menu .divider {
+  height: 1px;
+  margin: 9px 1px;
+  overflow: hidden;
+  background-color: #e5e5e5;
+  border-bottom: 1px solid #ffffff;
+}
+
+.dropdown-menu > li > a {
+  display: block;
+  padding: 3px 20px;
+  clear: both;
+  font-weight: normal;
+  line-height: 20px;
+  color: #333333;
+  white-space: nowrap;
+}
+
+.dropdown-menu li > a:hover,
+.dropdown-menu li > a:focus {
+  color: #ffffff;
+  text-decoration: none;
+  background-color: #357ebd;
+  background-image: -moz-linear-gradient(top, #428bca, #357ebd);
+  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#428bca), to(#357ebd));
+  background-image: -webkit-linear-gradient(top, #428bca, #357ebd);
+  background-image: -o-linear-gradient(top, #428bca, #357ebd);
+  background-image: linear-gradient(to bottom, #428bca, #357ebd);
+  background-repeat: repeat-x;
+  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff428bca', endColorstr='#ff357ebd', GradientType=0);
+}
+
+.dropdown-menu > .active > a,
+.dropdown-menu > .active > a:hover {
+  color: #ffffff;
+  text-decoration: none;
+  background-color: #357ebd;
+  background-image: -moz-linear-gradient(top, #428bca, #357ebd);
+  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#428bca), to(#357ebd));
+  background-image: -webkit-linear-gradient(top, #428bca, #357ebd);
+  background-image: -o-linear-gradient(top, #428bca, #357ebd);
+  background-image: linear-gradient(to bottom, #428bca, #357ebd);
+  background-repeat: repeat-x;
+  outline: 0;
+  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff428bca', endColorstr='#ff357ebd', GradientType=0);
+}
+
+.dropdown-menu > .disabled > a,
+.dropdown-menu > .disabled > a:hover {
+  color: #999999;
+}
+
+.dropdown-menu > .disabled > a:hover {
+  text-decoration: none;
+  cursor: default;
+  background-color: transparent;
+  background-image: none;
+  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false);
+}
+
+.open > .dropdown-menu {
+  display: block;
+}
+
+.pull-right > .dropdown-menu {
+  right: 0;
+  left: auto;
+}
+
+.dropup .caret,
+.navbar-fixed-bottom .dropdown .caret {
+  border-top: 0;
+  border-bottom: 4px solid #000;
+  content: "";
+}
+
+.dropup .dropdown-menu,
+.navbar-fixed-bottom .dropdown .dropdown-menu {
+  top: auto;
+  bottom: 100%;
+  margin-bottom: 1px;
+}
+
+.dropdown .dropdown-menu .nav-header {
+  padding-right: 20px;
+  padding-left: 20px;
+}
+
+.typeahead {
+  z-index: 1051;
+}
+
 .nav {
   padding-left: 0;
   margin-bottom: 0;
diff --git a/less/bootstrap.less b/less/bootstrap.less
index ed6229348b..60a4180652 100644
--- a/less/bootstrap.less
+++ b/less/bootstrap.less
@@ -28,6 +28,7 @@
 // Components: common
 @import "component-animations.less";
 @import "glyphicons.less";
+@import "dropdowns.less";
 
 // Components: Nav
 @import "navs.less";