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//
// Navbars
// --------------------------------------------------
// Wrapper and base class
//
// Provide a static navbar from which we expand to create full-width, fixed, and
// other navbar variations.
.navbar {
position: relative;
min-height: @navbar-height; // Ensure a navbar always shows (e.g., without a .navbar-brand in collapsed mode)
margin-bottom: @navbar-margin-bottom;
border: 1px solid transparent;
// Prevent floats from breaking the navbar
&:extend(.clearfix all);
@media (min-width: @grid-float-breakpoint) {
border-radius: @navbar-border-radius;
}
}
// Navbar heading
//
// Groups `.navbar-brand` and `.navbar-toggle` into a single component for easy
// styling of responsive aspects.
.navbar-header {
&:extend(.clearfix all);
@media (min-width: @grid-float-breakpoint) {
float: left;
}
}
// Navbar collapse (body)
//
// Group your navbar content into this for easy collapsing and expanding across
// various device sizes. By default, this content is collapsed when <768px, but
// will expand past that for a horizontal display.
//
// To start (on mobile devices) the navbar links, forms, and buttons are stacked
// vertically and include a `max-height` to overflow in case you have too much
// content for the user's viewport.
.navbar-collapse {
overflow-x: visible;
padding-right: @navbar-padding-horizontal;
padding-left: @navbar-padding-horizontal;
border-top: 1px solid transparent;
box-shadow: inset 0 1px 0 rgba(255,255,255,.1);
&:extend(.clearfix all);
-webkit-overflow-scrolling: touch;
&.in {
overflow-y: auto;
}
@media (min-width: @grid-float-breakpoint) {
width: auto;
border-top: 0;
box-shadow: none;
&.collapse {
display: block !important;
height: auto !important;
padding-bottom: 0; // Override default setting
overflow: visible !important;
}
&.in {
overflow-y: visible;
}
// Undo the collapse side padding for navbars with containers to ensure
// alignment of right-aligned contents.
.navbar-fixed-top &,
.navbar-static-top &,
.navbar-fixed-bottom & {
padding-left: 0;
padding-right: 0;
}
}
}
.navbar-fixed-top,
.navbar-fixed-bottom {
.navbar-collapse {
max-height: @navbar-collapse-max-height;
@media (max-device-width: @screen-xs-min) and (orientation: landscape) {
max-height: 200px;
}
}
}
// Both navbar header and collapse
//
// When a container is present, change the behavior of the header and collapse.
.container,
.container-fluid {
> .navbar-header,
> .navbar-collapse {
margin-right: -@navbar-padding-horizontal;
margin-left: -@navbar-padding-horizontal;
@media (min-width: @grid-float-breakpoint) {
margin-right: 0;
margin-left: 0;
}
}
}
//
// Navbar alignment options
//
// Display the navbar across the entirety of the page or fixed it to the top or
// bottom of the page.
// Static top (unfixed, but 100% wide) navbar
.navbar-static-top {
z-index: @zindex-navbar;
border-width: 0 0 1px;
@media (min-width: @grid-float-breakpoint) {
border-radius: 0;
}
}
// Fix the top/bottom navbars when screen real estate supports it
.navbar-fixed-top,
.navbar-fixed-bottom {
position: fixed;
right: 0;
left: 0;
z-index: @zindex-navbar-fixed;
// Undo the rounded corners
@media (min-width: @grid-float-breakpoint) {
border-radius: 0;
}
}
.navbar-fixed-top {
top: 0;
border-width: 0 0 1px;
}
.navbar-fixed-bottom {
bottom: 0;
margin-bottom: 0; // override .navbar defaults
border-width: 1px 0 0;
}
// Brand/project name
.navbar-brand {
float: left;
padding: @navbar-padding-vertical @navbar-padding-horizontal;
font-size: @font-size-large;
line-height: @line-height-computed;
height: @navbar-height;
&:hover,
&:focus {
text-decoration: none;
}
> img {
display: block;
}
@media (min-width: @grid-float-breakpoint) {
.navbar > .container &,
.navbar > .container-fluid & {
margin-left: -@navbar-padding-horizontal;
}
}
}
// Navbar toggle
//
// Custom button for toggling the `.navbar-collapse`, powered by the collapse
// JavaScript plugin.
.navbar-toggle {
position: relative;
float: right;
margin-right: @navbar-padding-horizontal;
padding: 9px 10px;
.navbar-vertical-align(34px);
background-color: transparent;
background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214
border: 1px solid transparent;
border-radius: @border-radius-base;
// We remove the `outline` here, but later compensate by attaching `:hover`
// styles to `:focus`.
&:focus {
outline: 0;
}
// Bars
.icon-bar {
display: block;
width: 22px;
height: 2px;
border-radius: 1px;
}
.icon-bar + .icon-bar {
margin-top: 4px;
}
@media (min-width: @grid-float-breakpoint) {
display: none;
}
}
// Navbar nav links
//
// Builds on top of the `.nav` components with its own modifier class to make
// the nav the full height of the horizontal nav (above 768px).
.navbar-nav {
margin: (@navbar-padding-vertical / 2) -@navbar-padding-horizontal;
> li > a {
padding-top: 10px;
padding-bottom: 10px;
line-height: @line-height-computed;
}
@media (max-width: @grid-float-breakpoint-max) {
// Dropdowns get custom display when collapsed
.open .dropdown-menu {
position: static;
float: none;
width: auto;
margin-top: 0;
background-color: transparent;
border: 0;
box-shadow: none;
> li > a,
.dropdown-header {
padding: 5px 15px 5px 25px;
}
> li > a {
line-height: @line-height-computed;
&:hover,
&:focus {
background-image: none;
}
}
}
}
// Uncollapse the nav
@media (min-width: @grid-float-breakpoint) {
float: left;
margin: 0;
> li {
float: left;
> a {
padding-top: @navbar-padding-vertical;
padding-bottom: @navbar-padding-vertical;
}
}
}
}
// Navbar form
//
// Extension of the `.form-inline` with some extra flavor for optimum display in
// our navbars.
.navbar-form {
margin-left: -@navbar-padding-horizontal;
margin-right: -@navbar-padding-horizontal;
padding: 10px @navbar-padding-horizontal;
border-top: 1px solid transparent;
border-bottom: 1px solid transparent;
@shadow: inset 0 1px 0 rgba(255,255,255,.1), 0 1px 0 rgba(255,255,255,.1);
.box-shadow(@shadow);
// Mixin behavior for optimum display
.form-inline();
.form-group {
@media (max-width: @grid-float-breakpoint-max) {
margin-bottom: 5px;
&:last-child {
margin-bottom: 0;
}
}
}
// Vertically center in expanded, horizontal navbar
.navbar-vertical-align(@input-height-base);
// Undo 100% width for pull classes
@media (min-width: @grid-float-breakpoint) {
width: auto;
border: 0;
margin-left: 0;
margin-right: 0;
padding-top: 0;
padding-bottom: 0;
.box-shadow(none);
}
}
// Dropdown menus
// Menu position and menu carets
.navbar-nav > li > .dropdown-menu {
margin-top: 0;
.border-top-radius(0);
}
// Menu position and menu caret support for dropups via extra dropup class
.navbar-fixed-bottom .navbar-nav > li > .dropdown-menu {
margin-bottom: 0;
.border-top-radius(@navbar-border-radius);
.border-bottom-radius(0);
}
// Buttons in navbars
//
// Vertically center a button within a navbar (when *not* in a form).
.navbar-btn {
.navbar-vertical-align(@input-height-base);
&.btn-sm {
.navbar-vertical-align(@input-height-small);
}
&.btn-xs {
.navbar-vertical-align(22);
}
}
// Text in navbars
//
// Add a class to make any element properly align itself vertically within the navbars.
.navbar-text {
.navbar-vertical-align(@line-height-computed);
@media (min-width: @grid-float-breakpoint) {
float: left;
margin-left: @navbar-padding-horizontal;
margin-right: @navbar-padding-horizontal;
}
}
// Component alignment
//
// Repurpose the pull utilities as their own navbar utilities to avoid specificity
// issues with parents and chaining. Only do this when the navbar is uncollapsed
// though so that navbar contents properly stack and align in mobile.
//
// Declared after the navbar components to ensure more specificity on the margins.
@media (min-width: @grid-float-breakpoint) {
.navbar-left { .pull-left(); }
.navbar-right {
.pull-right();
margin-right: -@navbar-padding-horizontal;
~ .navbar-right {
margin-right: 0;
}
}
}
// Alternate navbars
// --------------------------------------------------
// Default navbar
.navbar-default {
background-color: @navbar-default-bg;
border-color: @navbar-default-border;
.navbar-brand {
color: @navbar-default-brand-color;
&:hover,
&:focus {
color: @navbar-default-brand-hover-color;
background-color: @navbar-default-brand-hover-bg;
}
}
.navbar-text {
color: @navbar-default-color;
}
.navbar-nav {
> li > a {
color: @navbar-default-link-color;
&:hover,
&:focus {
color: @navbar-default-link-hover-color;
background-color: @navbar-default-link-hover-bg;
}
}
> .active > a {
&,
&:hover,
&:focus {
color: @navbar-default-link-active-color;
background-color: @navbar-default-link-active-bg;
}
}
> .disabled > a {
&,
&:hover,
&:focus {
color: @navbar-default-link-disabled-color;
background-color: @navbar-default-link-disabled-bg;
}
}
}
.navbar-toggle {
border-color: @navbar-default-toggle-border-color;
&:hover,
&:focus {
background-color: @navbar-default-toggle-hover-bg;
}
.icon-bar {
background-color: @navbar-default-toggle-icon-bar-bg;
}
}
.navbar-collapse,
.navbar-form {
border-color: @navbar-default-border;
}
// Dropdown menu items
.navbar-nav {
// Remove background color from open dropdown
> .open > a {
&,
&:hover,
&:focus {
background-color: @navbar-default-link-active-bg;
color: @navbar-default-link-active-color;
}
}
@media (max-width: @grid-float-breakpoint-max) {
// Dropdowns get custom display when collapsed
.open .dropdown-menu {
> li > a {
color: @navbar-default-link-color;
&:hover,
&:focus {
color: @navbar-default-link-hover-color;
background-color: @navbar-default-link-hover-bg;
}
}
> .active > a {
&,
&:hover,
&:focus {
color: @navbar-default-link-active-color;
background-color: @navbar-default-link-active-bg;
}
}
> .disabled > a {
&,
&:hover,
&:focus {
color: @navbar-default-link-disabled-color;
background-color: @navbar-default-link-disabled-bg;
}
}
}
}
}
// Links in navbars
//
// Add a class to ensure links outside the navbar nav are colored correctly.
.navbar-link {
color: @navbar-default-link-color;
&:hover {
color: @navbar-default-link-hover-color;
}
}
.btn-link {
color: @navbar-default-link-color;
&:hover,
&:focus {
color: @navbar-default-link-hover-color;
}
&[disabled],
fieldset[disabled] & {
&:hover,
&:focus {
color: @navbar-default-link-disabled-color;
}
}
}
}
// Inverse navbar
.navbar-inverse {
background-color: @navbar-inverse-bg;
border-color: @navbar-inverse-border;
.navbar-brand {
color: @navbar-inverse-brand-color;
&:hover,
&:focus {
color: @navbar-inverse-brand-hover-color;
background-color: @navbar-inverse-brand-hover-bg;
}
}
.navbar-text {
color: @navbar-inverse-color;
}
.navbar-nav {
> li > a {
color: @navbar-inverse-link-color;
&:hover,
&:focus {
color: @navbar-inverse-link-hover-color;
background-color: @navbar-inverse-link-hover-bg;
}
}
> .active > a {
&,
&:hover,
&:focus {
color: @navbar-inverse-link-active-color;
background-color: @navbar-inverse-link-active-bg;
}
}
> .disabled > a {
&,
&:hover,
&:focus {
color: @navbar-inverse-link-disabled-color;
background-color: @navbar-inverse-link-disabled-bg;
}
}
}
// Darken the responsive nav toggle
.navbar-toggle {
border-color: @navbar-inverse-toggle-border-color;
&:hover,
&:focus {
background-color: @navbar-inverse-toggle-hover-bg;
}
.icon-bar {
background-color: @navbar-inverse-toggle-icon-bar-bg;
}
}
.navbar-collapse,
.navbar-form {
border-color: darken(@navbar-inverse-bg, 7%);
}
// Dropdowns
.navbar-nav {
> .open > a {
&,
&:hover,
&:focus {
background-color: @navbar-inverse-link-active-bg;
color: @navbar-inverse-link-active-color;
}
}
@media (max-width: @grid-float-breakpoint-max) {
// Dropdowns get custom display
.open .dropdown-menu {
> .dropdown-header {
border-color: @navbar-inverse-border;
}
.divider {
background-color: @navbar-inverse-border;
}
> li > a {
color: @navbar-inverse-link-color;
&:hover,
&:focus {
color: @navbar-inverse-link-hover-color;
background-color: @navbar-inverse-link-hover-bg;
}
}
> .active > a {
&,
&:hover,
&:focus {
color: @navbar-inverse-link-active-color;
background-color: @navbar-inverse-link-active-bg;
}
}
> .disabled > a {
&,
&:hover,
&:focus {
color: @navbar-inverse-link-disabled-color;
background-color: @navbar-inverse-link-disabled-bg;
}
}
}
}
}
.navbar-link {
color: @navbar-inverse-link-color;
&:hover {
color: @navbar-inverse-link-hover-color;
}
}
.btn-link {
color: @navbar-inverse-link-color;
&:hover,
&:focus {
color: @navbar-inverse-link-hover-color;
}
&[disabled],
fieldset[disabled] & {
&:hover,
&:focus {
color: @navbar-inverse-link-disabled-color;
}
}
}
}