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+// DROPDOWN MENUS
+// --------------
+
+// Use the .menu class on any <li> element within the topbar or ul.tabs and you'll get some superfancy dropdowns
+.dropdown {
+ position: relative;
+}
+.dropdown-toggle {
+ // The caret makes the toggle a bit too tall in IE7
+ *margin-bottom: -3px;
+}
+.dropdown-toggle:active,
+.open .dropdown-toggle {
+ outline: 0;
+}
+
+// Dropdown arrow/caret
+// --------------------
+.caret {
+ display: inline-block;
+ width: 0;
+ height: 0;
+ vertical-align: top;
+ border-left: 4px solid transparent;
+ border-right: 4px solid transparent;
+ border-top: 4px solid @black;
+ .opacity(30);
+ content: "";
+}
+
+// Place the caret
+.dropdown .caret {
+ margin-top: 8px;
+ margin-left: 2px;
+}
+.dropdown:hover .caret,
+.open.dropdown .caret {
+ .opacity(100);
+}
+
+// The dropdown menu (ul)
+// ----------------------
+.dropdown-menu {
+ position: absolute;
+ top: 100%;
+ left: 0;
+ z-index: @zindexDropdown;
+ float: left;
+ display: none; // none by default, but block on "open" of the menu
+ min-width: 160px;
+ padding: 4px 0;
+ margin: 0; // override default ul
+ list-style: none;
+ background-color: @dropdownBackground;
+ border-color: #ccc;
+ border-color: rgba(0,0,0,.2);
+ border-style: solid;
+ border-width: 1px;
+ .border-radius(0 0 5px 5px);
+ .box-shadow(0 5px 10px rgba(0,0,0,.2));
+ -webkit-background-clip: padding-box;
+ -moz-background-clip: padding;
+ background-clip: padding-box;
+ *border-right-width: 2px;
+ *border-bottom-width: 2px;
+
+ // Aligns the dropdown menu to right
+ &.pull-right {
+ right: 0;
+ left: auto;
+ }
+
+ // Dividers (basically an hr) within the dropdown
+ .divider {
+ .nav-divider();
+ }
+
+ // Links within the dropdown menu
+ a {
+ display: block;
+ padding: 3px 15px;
+ clear: both;
+ font-weight: normal;
+ line-height: @baseLineHeight;
+ color: @dropdownLinkColor;
+ white-space: nowrap;
+ }
+}
+
+// Hover state
+// -----------
+.dropdown-menu li > a:hover,
+.dropdown-menu .active > a,
+.dropdown-menu .active > a:hover {
+ color: @dropdownLinkColorHover;
+ text-decoration: none;
+ background-color: @dropdownLinkBackgroundHover;
+}
+
+// Open state for the dropdown
+// ---------------------------
+.dropdown.open {
+ // IE7's z-index only goes to the nearest positioned ancestor, which would
+ // make the menu appear below buttons that appeared later on the page
+ *z-index: @zindexDropdown;
+
+ .dropdown-toggle {
+ color: @white;
+ background: #ccc;
+ background: rgba(0,0,0,.3);
+ }
+ .dropdown-menu {
+ display: block;
+ }
+}
+
+// Right aligned dropdowns
+.pull-right .dropdown-menu {
+ left: auto;
+ right: 0;
+}
+
+// Allow for dropdowns to go bottom up (aka, dropup-menu)
+// ------------------------------------------------------
+// Just add .dropup after the standard .dropdown class and you're set, bro.
+// TODO: abstract this so that the navbar fixed styles are not placed here?
+.dropup,
+.navbar-fixed-bottom .dropdown {
+ // Reverse the caret
+ .caret {
+ border-top: 0;
+ border-bottom: 4px solid @black;
+ content: "\2191";
+ }
+ // Different positioning for bottom up menu
+ .dropdown-menu {
+ top: auto;
+ bottom: 100%;
+ margin-bottom: 1px;
+ }
+}
+
+// Typeahead
+// ---------
+.typeahead {
+ margin-top: 2px; // give it some space to breathe
+ .border-radius(4px);
+}