Documentation
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Romain Neutron
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docs/source/_themes/Alchemy/static/less/navbar.less
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341
docs/source/_themes/Alchemy/static/less/navbar.less
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// NAVBAR (FIXED AND STATIC)
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// -------------------------
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// COMMON STYLES
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// -------------
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.navbar {
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// Fix for IE7's bad z-indexing so dropdowns don't appear below content that follows the navbar
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*position: relative;
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*z-index: 2;
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overflow: visible;
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margin-bottom: @baseLineHeight;
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}
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// Gradient is applied to it's own element because overflow visible is not honored by IE when filter is present
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.navbar-inner {
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padding-left: 20px;
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padding-right: 20px;
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#gradient > .vertical(@navbarBackgroundHighlight, @navbarBackground);
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.border-radius(4px);
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@shadow: 0 1px 3px rgba(0,0,0,.25), inset 0 -1px 0 rgba(0,0,0,.1);
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.box-shadow(@shadow);
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}
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// Set width to auto for default container
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// We then reset it for fixed navbars in the #gridSystem mixin
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.navbar .container {
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width: auto;
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}
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// Navbar button for toggling navbar items in responsive layouts
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.btn-navbar {
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display: none;
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float: right;
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padding: 7px 10px;
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margin-left: 5px;
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margin-right: 5px;
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.buttonBackground(@navbarBackgroundHighlight, @navbarBackground);
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@shadow: inset 0 1px 0 rgba(255,255,255,.1), 0 1px 0 rgba(255,255,255,.075);
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.box-shadow(@shadow);
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}
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.btn-navbar .icon-bar {
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display: block;
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width: 18px;
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height: 2px;
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background-color: #f5f5f5;
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.border-radius(1px);
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.box-shadow(0 1px 0 rgba(0,0,0,.25));
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}
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.btn-navbar .icon-bar + .icon-bar {
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margin-top: 3px;
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}
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// Override the default collapsed state
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.nav-collapse.collapse {
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height: auto;
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}
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// Brand, links, text, and buttons
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.navbar {
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color: @navbarText;
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// Hover and active states
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.brand:hover {
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text-decoration: none;
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}
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// Website or project name
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.brand {
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float: left;
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display: block;
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padding: 8px 20px 12px;
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margin-left: -20px; // negative indent to left-align the text down the page
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font-size: 20px;
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font-weight: 200;
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line-height: 1;
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color: @white;
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}
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// Plain text in topbar
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.navbar-text {
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margin-bottom: 0;
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line-height: @navbarHeight;
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}
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// Buttons in navbar
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.btn,
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.btn-group {
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.navbarVerticalAlign(30px); // Vertically center in navbar
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}
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.btn-group .btn {
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margin-top: 0; // then undo the margin here so we don't accidentally double it
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}
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}
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// Navbar forms
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.navbar-form {
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margin-bottom: 0; // remove default bottom margin
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.clearfix();
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input,
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select,
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.radio,
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.checkbox {
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.navbarVerticalAlign(30px); // Vertically center in navbar
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}
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input,
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select {
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display: inline-block;
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margin-bottom: 0;
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}
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input[type="image"],
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input[type="checkbox"],
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input[type="radio"] {
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margin-top: 3px;
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}
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.input-append,
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.input-prepend {
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margin-top: 6px;
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white-space: nowrap; // preven two items from separating within a .navbar-form that has .pull-left
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input {
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margin-top: 0; // remove the margin on top since it's on the parent
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}
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}
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}
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// Navbar search
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.navbar-search {
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position: relative;
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float: left;
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.navbarVerticalAlign(28px); // Vertically center in navbar
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margin-bottom: 0;
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.search-query {
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padding: 4px 9px;
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#font > .sans-serif(13px, normal, 1);
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color: @white;
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background-color: @navbarSearchBackground;
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border: 1px solid @navbarSearchBorder;
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@shadow: inset 0 1px 2px rgba(0,0,0,.1), 0 1px 0px rgba(255,255,255,.15);
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.box-shadow(@shadow);
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.transition(none);
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// Placeholder text gets special styles; can't be a grouped selector
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&:-moz-placeholder {
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color: @navbarSearchPlaceholderColor;
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}
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&::-webkit-input-placeholder {
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color: @navbarSearchPlaceholderColor;
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}
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// Focus states (we use .focused since IE7-8 and down doesn't support :focus)
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&:focus,
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&.focused {
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padding: 5px 10px;
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color: @grayDark;
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text-shadow: 0 1px 0 @white;
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background-color: @navbarSearchBackgroundFocus;
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border: 0;
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.box-shadow(0 0 3px rgba(0,0,0,.15));
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outline: 0;
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}
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}
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}
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// FIXED NAVBAR
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// ------------
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// Shared (top/bottom) styles
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.navbar-fixed-top,
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.navbar-fixed-bottom {
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position: fixed;
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right: 0;
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left: 0;
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z-index: @zindexFixedNavbar;
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margin-bottom: 0; // remove 18px margin for static navbar
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}
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.navbar-fixed-top .navbar-inner,
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.navbar-fixed-bottom .navbar-inner {
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padding-left: 0;
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padding-right: 0;
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.border-radius(0);
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}
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.navbar-fixed-top .container,
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.navbar-fixed-bottom .container {
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#grid > .core > .span(@gridColumns);
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}
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// Fixed to top
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.navbar-fixed-top {
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top: 0;
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}
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// Fixed to bottom
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.navbar-fixed-bottom {
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bottom: 0;
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}
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// NAVIGATION
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// ----------
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.navbar .nav {
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position: relative;
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left: 0;
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display: block;
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float: left;
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margin: 0 10px 0 0;
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}
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.navbar .nav.pull-right {
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float: right; // redeclare due to specificity
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}
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.navbar .nav > li {
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display: block;
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float: left;
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}
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// Links
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.navbar .nav > li > a {
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float: none;
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padding: 10px 10px 11px;
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line-height: 19px;
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color: @navbarLinkColor;
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text-decoration: none;
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text-shadow: 0 -1px 0 rgba(0,0,0,.25);
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}
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// Hover
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.navbar .nav > li > a:hover {
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background-color: @navbarLinkBackgroundHover; // "transparent" is default to differentiate :hover from .active
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color: @navbarLinkColorHover;
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text-decoration: none;
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}
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// Active nav items
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.navbar .nav .active > a,
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.navbar .nav .active > a:hover {
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color: @navbarLinkColorActive;
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text-decoration: none;
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background-color: @navbarLinkBackgroundActive;
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}
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// Dividers (basically a vertical hr)
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.navbar .divider-vertical {
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height: @navbarHeight;
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width: 1px;
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margin: 0 9px;
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overflow: hidden;
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background-color: @navbarBackground;
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border-right: 1px solid @navbarBackgroundHighlight;
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}
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// Secondary (floated right) nav in topbar
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.navbar .nav.pull-right {
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margin-left: 10px;
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margin-right: 0;
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}
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// Dropdown menus
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// --------------
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// Menu position and menu carets
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.navbar .dropdown-menu {
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margin-top: 1px;
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.border-radius(4px);
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&:before {
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content: '';
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display: inline-block;
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border-left: 7px solid transparent;
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border-right: 7px solid transparent;
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border-bottom: 7px solid #ccc;
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border-bottom-color: @dropdownBorder;
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position: absolute;
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top: -7px;
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left: 9px;
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}
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&:after {
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content: '';
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display: inline-block;
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border-left: 6px solid transparent;
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border-right: 6px solid transparent;
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border-bottom: 6px solid @dropdownBackground;
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position: absolute;
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top: -6px;
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left: 10px;
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}
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}
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// Menu position and menu caret support for dropups via extra dropup class
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.navbar-fixed-bottom .dropdown-menu {
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&:before {
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border-top: 7px solid #ccc;
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border-top-color: @dropdownBorder;
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border-bottom: 0;
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bottom: -7px;
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top: auto;
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}
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&:after {
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border-top: 6px solid @dropdownBackground;
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border-bottom: 0;
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bottom: -6px;
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top: auto;
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}
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}
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// Dropdown toggle caret
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.navbar .nav .dropdown-toggle .caret,
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.navbar .nav .open.dropdown .caret {
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border-top-color: @white;
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border-bottom-color: @white;
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}
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.navbar .nav .active .caret {
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.opacity(100);
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}
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// Remove background color from open dropdown
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.navbar .nav .open > .dropdown-toggle,
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.navbar .nav .active > .dropdown-toggle,
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.navbar .nav .open.active > .dropdown-toggle {
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background-color: transparent;
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}
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// Dropdown link on hover
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.navbar .nav .active > .dropdown-toggle:hover {
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color: @white;
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}
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// Right aligned menus need alt position
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// TODO: rejigger this at some point to simplify the selectors
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.navbar .nav.pull-right .dropdown-menu,
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.navbar .nav .dropdown-menu.pull-right {
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left: auto;
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right: 0;
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&:before {
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left: auto;
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right: 12px;
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}
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&:after {
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left: auto;
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right: 13px;
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}
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}
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