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twbs--bootstrap/less/navbar.less

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// NAVBAR (FIXED AND STATIC)
// -------------------------
// COMMON STYLES
// -------------
.navbar {
// Fix for IE7's bad z-indexing so dropdowns don't appear below content that follows the navbar
*position: relative;
*z-index: 2;
overflow: visible;
margin-bottom: @baseLineHeight;
}
// Gradient is applied to its own element because overflow visible is not honored by IE when filter is present
.navbar-inner {
min-height: @navbarHeight;
padding-left: 20px;
padding-right: 20px;
#gradient > .vertical(@navbarBackgroundHighlight, @navbarBackground);
.border-radius(4px);
.box-shadow(~"0 1px 3px rgba(0,0,0,.25), inset 0 -1px 0 rgba(0,0,0,.1)");
}
// Set width to auto for default container
// We then reset it for fixed navbars in the #gridSystem mixin
.navbar .container {
width: auto;
}
// Override the default collapsed state
.nav-collapse.collapse {
height: auto;
}
// Brand, links, text, and buttons
.navbar {
color: @navbarText;
// Hover and active states
.brand:hover {
text-decoration: none;
}
// Website or project name
.brand {
float: left;
display: block;
// Vertically center the text given @navbarHeight
@elementHeight: 20px;
padding: ((@navbarHeight - @elementHeight) / 2 - 2) 20px ((@navbarHeight - @elementHeight) / 2 + 2);
margin-left: -20px; // negative indent to left-align the text down the page
font-size: 20px;
font-weight: 200;
line-height: 1;
color: @navbarBrandColor;
}
// Plain text in topbar
.navbar-text {
margin-bottom: 0;
line-height: @navbarHeight;
}
// Janky solution for now to account for links outside the .nav
.navbar-link {
color: @navbarLinkColor;
&:hover {
color: @navbarLinkColorHover;
}
}
// Buttons in navbar
.btn,
.btn-group {
.navbarVerticalAlign(30px); // Vertically center in navbar
}
.btn-group .btn {
margin: 0; // then undo the margin here so we don't accidentally double it
}
}
// Navbar forms
.navbar-form {
margin-bottom: 0; // remove default bottom margin
.clearfix();
input,
select,
.radio,
.checkbox {
.navbarVerticalAlign(30px); // Vertically center in navbar
}
input,
select {
display: inline-block;
margin-bottom: 0;
}
input[type="image"],
input[type="checkbox"],
input[type="radio"] {
margin-top: 3px;
}
.input-append,
.input-prepend {
margin-top: 6px;
white-space: nowrap; // preven two items from separating within a .navbar-form that has .pull-left
input {
margin-top: 0; // remove the margin on top since it's on the parent
}
}
}
// Navbar search
.navbar-search {
position: relative;
float: left;
.navbarVerticalAlign(28px); // Vertically center in navbar
margin-bottom: 0;
.search-query {
padding: 4px 9px;
#font > .sans-serif(13px, normal, 1);
color: @white;
background-color: @navbarSearchBackground;
border: 1px solid @navbarSearchBorder;
.box-shadow(~"inset 0 1px 2px rgba(0,0,0,.1), 0 1px 0 rgba(255,255,255,.15)");
.transition(none);
.placeholder(@navbarSearchPlaceholderColor);
// Focus states (we use .focused since IE7-8 and down doesn't support :focus)
&:focus,
&.focused {
padding: 5px 10px;
color: @grayDark;
text-shadow: 0 1px 0 @white;
background-color: @navbarSearchBackgroundFocus;
border: 0;
.box-shadow(0 0 3px rgba(0,0,0,.15));
outline: 0;
}
}
}
// FIXED NAVBAR
// ------------
// Shared (top/bottom) styles
.navbar-fixed-top,
.navbar-fixed-bottom {
position: fixed;
right: 0;
left: 0;
z-index: @zindexFixedNavbar;
margin-bottom: 0; // remove 18px margin for static navbar
}
.navbar-fixed-top .navbar-inner,
.navbar-fixed-bottom .navbar-inner {
padding-left: 0;
padding-right: 0;
.border-radius(0);
}
.navbar-fixed-top .container,
.navbar-fixed-bottom .container {
#grid > .core > .span(@gridColumns);
}
// Fixed to top
.navbar-fixed-top {
top: 0;
-webkit-box-shadow: 0 1px 10px rgba(0,0,0,.1);
-moz-box-shadow: 0 1px 10px rgba(0,0,0,.1);
box-shadow: 0 1px 10px rgba(0,0,0,.1);
}
// Fixed to bottom
.navbar-fixed-bottom {
bottom: 0;
-webkit-box-shadow: 0 -1px 10px rgba(0,0,0,.1);
-moz-box-shadow: 0 -1px 10px rgba(0,0,0,.1);
box-shadow: 0 -1px 10px rgba(0,0,0,.1);
}
// NAVIGATION
// ----------
.navbar .nav {
position: relative;
left: 0;
display: block;
float: left;
margin: 0 10px 0 0;
}
.navbar .nav.pull-right {
float: right; // redeclare due to specificity
}
.navbar .nav > li {
float: left;
}
// Links
.navbar .nav > li > a {
float: none;
// Vertically center the text given @navbarHeight
@elementHeight: 20px;
padding: ((@navbarHeight - @elementHeight) / 2) 12px ((@navbarHeight - @elementHeight) / 2 + 1);
line-height: 19px;
color: @navbarLinkColor;
text-decoration: none;
text-shadow: 0 -1px 0 rgba(0,0,0,.25);
}
.navbar .nav .dropdown-toggle .caret {
margin-top: 8px;
}
// Buttons
.navbar .btn {
display: inline-block;
padding: 4px 10px 4px;
// Vertically center the button given @navbarHeight
@elementHeight: 28px;
margin: ((@navbarHeight - @elementHeight) / 2 - 1) 5px ((@navbarHeight - @elementHeight) / 2);
line-height: @baseLineHeight;
}
.navbar .btn-group {
margin: 0;
// Vertically center the button given @navbarHeight
@elementHeight: 28px;
padding: ((@navbarHeight - @elementHeight) / 2 - 1) 5px ((@navbarHeight - @elementHeight) / 2);
}
// Hover
.navbar .nav > li > a:focus,
.navbar .nav > li > a:hover {
background-color: @navbarLinkBackgroundHover; // "transparent" is default to differentiate :hover from .active
color: @navbarLinkColorHover;
text-decoration: none;
}
// Active nav items
.navbar .nav .active > a,
.navbar .nav .active > a:hover,
.navbar .nav .active > a:focus {
color: @navbarLinkColorActive;
text-decoration: none;
background-color: @navbarLinkBackgroundActive;
}
// Dividers (basically a vertical hr)
.navbar .divider-vertical {
height: @navbarHeight;
width: 1px;
margin: 0 9px;
overflow: hidden;
background-color: @navbarBackground;
border-right: 1px solid @navbarBackgroundHighlight;
}
// Secondary (floated right) nav in topbar
.navbar .nav.pull-right {
margin-left: 10px;
margin-right: 0;
}
// Navbar button for toggling navbar items in responsive layouts
// These definitions need to come after '.navbar .btn'
.navbar .btn-navbar {
display: none;
float: right;
padding: 7px 10px;
margin-left: 5px;
margin-right: 5px;
.buttonBackground(darken(@navbarBackgroundHighlight, 5%), darken(@navbarBackground, 5%));
.box-shadow(~"inset 0 1px 0 rgba(255,255,255,.1), 0 1px 0 rgba(255,255,255,.075)");
}
.navbar .btn-navbar .icon-bar {
display: block;
width: 18px;
height: 2px;
background-color: #f5f5f5;
.border-radius(1px);
.box-shadow(0 1px 0 rgba(0,0,0,.25));
}
.btn-navbar .icon-bar + .icon-bar {
margin-top: 3px;
}
// Dropdown menus
// --------------
// Menu position and menu carets
.navbar .dropdown-menu {
&:before {
content: '';
display: inline-block;
border-left: 7px solid transparent;
border-right: 7px solid transparent;
border-bottom: 7px solid #ccc;
border-bottom-color: @dropdownBorder;
position: absolute;
top: -7px;
left: 9px;
}
&:after {
content: '';
display: inline-block;
border-left: 6px solid transparent;
border-right: 6px solid transparent;
border-bottom: 6px solid @dropdownBackground;
position: absolute;
top: -6px;
left: 10px;
}
}
// Menu position and menu caret support for dropups via extra dropup class
.navbar-fixed-bottom .dropdown-menu {
&:before {
border-top: 7px solid #ccc;
border-top-color: @dropdownBorder;
border-bottom: 0;
bottom: -7px;
top: auto;
}
&:after {
border-top: 6px solid @dropdownBackground;
border-bottom: 0;
bottom: -6px;
top: auto;
}
}
// Dropdown toggle caret
.navbar .nav li.dropdown .dropdown-toggle .caret,
.navbar .nav li.dropdown.open .caret {
border-top-color: @white;
border-bottom-color: @white;
}
.navbar .nav li.dropdown.active .caret {
.opacity(100);
}
// Remove background color from open dropdown
.navbar .nav li.dropdown.open > .dropdown-toggle,
.navbar .nav li.dropdown.active > .dropdown-toggle,
.navbar .nav li.dropdown.open.active > .dropdown-toggle {
background-color: transparent;
}
// Dropdown link on hover
.navbar .nav li.dropdown.active > .dropdown-toggle:focus,
.navbar .nav li.dropdown.active > .dropdown-toggle:hover {
color: @white;
}
// Right aligned menus need alt position
// TODO: rejigger this at some point to simplify the selectors
.navbar .pull-right .dropdown-menu,
.navbar .dropdown-menu.pull-right {
left: auto;
right: 0;
&:before {
left: auto;
right: 12px;
}
&:after {
left: auto;
right: 13px;
}
}
/* Subnav navbar
-------------------------------------------------- */
// In the future, we may make two options available for the navbar:
// a default state, the lighter one, and the darker one as an option
// to enable. This would prevent some overriding back to defaults.
// Override the default .navbar
.navbar-subnav {
}
.navbar-subnav .navbar-inner {
padding: 0;
#gradient > .vertical(#f9f9f9, #f1f1f1);
.box-shadow(none);
border: 1px solid #e5e5e5;
}
// Change link colors back
.navbar-subnav .nav > li > a {
color: @linkColor;
text-shadow: 0 1px 0 rgba(255,255,255,.5);
}
.navbar-subnav .nav > li > a:hover {
color: @linkColorHover;
}
// Active nav links
.navbar-subnav .nav > .active > a,
.navbar-subnav .nav > .active > a:hover {
color: #777;
background-color: #e5e5e5;
}
// Dropdown carets
.navbar-subnav .nav li.dropdown .dropdown-toggle .caret,
.navbar-subnav .nav li.dropdown.open .caret {
border-top-color: @linkColor;
border-bottom-color: @linkColor;
}
// Open dropdown dropdown-toggle
.navbar-subnav .nav .open > a {
color: @linkColorHover;
}
// Fixed subnav on scroll, but only for 980px and up (sorry IE!)
.navbar-subnav-fixed {
position: fixed;
top: 40px;
left: 0;
right: 0;
z-index: 1020; /* 10 less than .navbar-fixed to prevent any overlap */
-webkit-box-shadow: inset 0 1px 0 #fff, 0 1px 10px rgba(0,0,0,.1);
-moz-box-shadow: inset 0 1px 0 #fff, 0 1px 10px rgba(0,0,0,.1);
box-shadow: inset 0 1px 0 #fff, 0 1px 10px rgba(0,0,0,.1);
}
.navbar-subnav-fixed .navbar-inner {
border-color: #d5d5d5;
border-width: 0 0 1px; /* drop the border on the fixed edges */
filter: progid:DXImageTransform.Microsoft.gradient(enabled=false); /* IE6-9 */
.border-radius(0);
}
.navbar-subnav-fixed .nav {
float: none;
max-width: 970px;
margin: 0 auto;
padding: 0 1px;
}
.navbar-subnav .nav > li:first-child > a,
.navbar-subnav .nav > li:first-child > a:hover {
-webkit-border-radius: 0;
-moz-border-radius: 0;
border-radius: 0;
}