3 // --------------------------------------------------
6 // Dropdown arrow/caret
12 vertical-align: middle;
13 border-top: @caret-width-base dashed;
14 border-top: @caret-width-base solid ~"\9"; // IE8
15 border-right: @caret-width-base solid transparent;
16 border-left: @caret-width-base solid transparent;
19 // The dropdown wrapper (div)
25 // Prevent the focus on the dropdown toggle when closing dropdowns
26 .dropdown-toggle:focus {
30 // The dropdown menu (ul)
35 z-index: @zindex-dropdown;
36 display: none; // none by default, but block on "open" of the menu
40 margin: 2px 0 0; // override default ul
42 font-size: @font-size-base;
43 text-align: left; // Ensures proper alignment if parent has it changed (e.g., modal footer)
44 background-color: @dropdown-bg;
45 border: 1px solid @dropdown-fallback-border; // IE8 fallback
46 border: 1px solid @dropdown-border;
47 border-radius: @border-radius-base;
48 .box-shadow(0 6px 12px rgba(0,0,0,.175));
49 background-clip: padding-box;
51 // Aligns the dropdown menu to right
53 // Deprecated as of 3.1.0 in favor of `.dropdown-menu-[dir]`
59 // Dividers (basically an hr) within the dropdown
61 .nav-divider(@dropdown-divider-bg);
64 // Links within the dropdown menu
70 line-height: @line-height-base;
71 color: @dropdown-link-color;
72 white-space: nowrap; // prevent links from randomly breaking onto new lines
77 .dropdown-menu > li > a {
80 text-decoration: none;
81 color: @dropdown-link-hover-color;
82 background-color: @dropdown-link-hover-bg;
87 .dropdown-menu > .active > a {
91 color: @dropdown-link-active-color;
92 text-decoration: none;
94 background-color: @dropdown-link-active-bg;
100 // Gray out text and ensure the hover/focus state remains gray
102 .dropdown-menu > .disabled > a {
106 color: @dropdown-link-disabled-color;
109 // Nuke hover/focus effects
112 text-decoration: none;
113 background-color: transparent;
114 background-image: none; // Remove CSS gradient
116 cursor: @cursor-disabled;
120 // Open state for the dropdown
127 // Remove the outline when :focus is triggered
135 // Add extra class to `.dropdown-menu` to flip the alignment of the dropdown
136 // menu with the parent.
137 .dropdown-menu-right {
138 left: auto; // Reset the default from `.dropdown-menu`
141 // With v3, we enabled auto-flipping if you have a dropdown within a right
142 // aligned nav component. To enable the undoing of that, we provide an override
143 // to restore the default dropdown menu alignment.
145 // This is only for left-aligning a dropdown menu within a `.navbar-right` or
146 // `.pull-right` nav component.
147 .dropdown-menu-left {
152 // Dropdown section headers
156 font-size: @font-size-small;
157 line-height: @line-height-base;
158 color: @dropdown-header-color;
159 white-space: nowrap; // as with > li > a
162 // Backdrop to catch body clicks on mobile, etc.
169 z-index: (@zindex-dropdown - 10);
172 // Right aligned dropdowns
173 .pull-right > .dropdown-menu {
178 // Allow for dropdowns to go bottom up (aka, dropup-menu)
180 // Just add .dropup after the standard .dropdown class and you're set, bro.
181 // TODO: abstract this so that the navbar fixed styles are not placed here?
184 .navbar-fixed-bottom .dropdown {
188 border-bottom: @caret-width-base dashed;
189 border-bottom: @caret-width-base solid ~"\9"; // IE8
192 // Different positioning for bottom up menu
201 // Component alignment
203 // Reiterate per navbar.less and the modified component alignment there.
205 @media (min-width: @grid-float-breakpoint) {
208 .dropdown-menu-right();
210 // Necessary for overrides of the default right aligned menu.
211 // Will remove come v4 in all likelihood.
212 .dropdown-menu-left {
213 .dropdown-menu-left();