// // 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 { // border: 1px blue solid; // padding-left: 12px; // padding-right: 12px; // 2018.11.17 lx 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; } } } } 国产呦萝小初合集,久久香蕉国产线看观看乱码,俄罗斯破女处视频免费观看