亚洲一区二区三区在线播放,伊人久久精品无码av一区,亚洲国产精品一区二区第一页免,无码aⅴ精品一区二区三区浪潮

Navbar

Documentation and examples for Bootstrap’s powerful, responsive navigation header, the navbar. Includes support for branding, navigation, and more, including support for our collapse plugin.

How it works

Here’s what you need to know before getting started with the navbar:

  • Navbars require a wrapping .navbar with .navbar-expand{-sm|-md|-lg|-xl|-xxl} for responsive collapsing and color scheme classes.
  • Navbars and their contents are fluid by default. Change the container to limit their horizontal width in different ways.
  • Use our spacing and flex utility classes for controlling spacing and alignment within navbars.
  • Navbars are responsive by default, but you can easily modify them to change that. Responsive behavior depends on our Collapse JavaScript plugin.
  • Ensure accessibility by using a <nav> element or, if using a more generic element such as a <div>, add a role="navigation" to every navbar to explicitly identify it as a landmark region for users of assistive technologies.
  • Indicate the current item by using aria-current="page" for the current page or aria-current="true" for the current item in a set.
The animation effect of this component is dependent on the prefers-reduced-motion media query. See the reduced motion section of our accessibility documentation.

Supported content

Navbars come with built-in support for a handful of sub-components. Choose from the following as needed:

  • .navbar-brand for your company, product, or project name.
  • .navbar-nav for a full-height and lightweight navigation (including support for dropdowns).
  • .navbar-toggler for use with our collapse plugin and other navigation toggling behaviors.
  • Flex and spacing utilities for any form controls and actions.
  • .navbar-text for adding vertically centered strings of text.
  • .collapse.navbar-collapse for grouping and hiding navbar contents by a parent breakpoint.
  • Add an optional .navbar-scroll to set a max-height and scroll expanded navbar content.

Here’s an example of all the sub-components included in a responsive light-themed navbar that automatically collapses at the lg (large) breakpoint.

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Navbar</a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarSupportedContent">
      <ul class="navbar-nav me-auto mb-2 mb-lg-0">
        <li class="nav-item">
          <a class="nav-link active" aria-current="page" href="#">Home</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Link</a>
        </li>
        <li class="nav-item dropdown">
          <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-bs-toggle="dropdown" aria-expanded="false">
            Dropdown
          </a>
          <ul class="dropdown-menu" aria-labelledby="navbarDropdown">
            <li><a class="dropdown-item" href="#">Action</a></li>
            <li><a class="dropdown-item" href="#">Another action</a></li>
            <li><hr class="dropdown-divider"></li>
            <li><a class="dropdown-item" href="#">Something else here</a></li>
          </ul>
        </li>
        <li class="nav-item">
          <a class="nav-link disabled" href="#" tabindex="-1" aria-disabled="true">Disabled</a>
        </li>
      </ul>
      <form class="d-flex">
        <input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
        <button class="btn btn-outline-success" type="submit">Search</button>
      </form>
    </div>
  </div>
</nav>

This example uses background (bg-light) and spacing (my-2, my-lg-0, me-sm-0, my-sm-0) utility classes.

Brand

The .navbar-brand can be applied to most elements, but an anchor works best, as some elements might require utility classes or custom styles.

Text

Add your text within an element with the .navbar-brand class.

<!-- As a link -->
<nav class="navbar navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Navbar</a>
  </div>
</nav>

<!-- As a heading -->
<nav class="navbar navbar-light bg-light">
  <div class="container-fluid">
    <span class="navbar-brand mb-0 h1">Navbar</span>
  </div>
</nav>

Image

You can replace the text within the .navbar-brand with an <img>.

<nav class="navbar navbar-light bg-light">
  <div class="container">
    <a class="navbar-brand" href="#">
      <img src="/static/doc5.0/assets/brand/bootstrap-logo.svg" alt="" width="30" height="24">
    </a>
  </div>
</nav>

Image and text

You can also make use of some additional utilities to add an image and text at the same time. Note the addition of .d-inline-block and .align-text-top on the <img>.

<nav class="navbar navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">
      <img src="/static/doc5.0/assets/brand/bootstrap-logo.svg" alt="" width="30" height="24" class="d-inline-block align-text-top">
      Bootstrap
    </a>
  </div>
</nav>

Navbar navigation links build on our .nav options with their own modifier class and require the use of toggler classes for proper responsive styling. Navigation in navbars will also grow to occupy as much horizontal space as possible to keep your navbar contents securely aligned.

Add the .active class on .nav-link to indicate the current page.

Please note that you should also add the aria-current attribute on the active .nav-link.

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Navbar</a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNav">
      <ul class="navbar-nav">
        <li class="nav-item">
          <a class="nav-link active" aria-current="page" href="#">Home</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Features</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Pricing</a>
        </li>
        <li class="nav-item">
          <a class="nav-link disabled" href="#" tabindex="-1" aria-disabled="true">Disabled</a>
        </li>
      </ul>
    </div>
  </div>
</nav>

And because we use classes for our navs, you can avoid the list-based approach entirely if you like.

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Navbar</a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNavAltMarkup" aria-controls="navbarNavAltMarkup" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNavAltMarkup">
      <div class="navbar-nav">
        <a class="nav-link active" aria-current="page" href="#">Home</a>
        <a class="nav-link" href="#">Features</a>
        <a class="nav-link" href="#">Pricing</a>
        <a class="nav-link disabled" href="#" tabindex="-1" aria-disabled="true">Disabled</a>
      </div>
    </div>
  </div>
</nav>

You can also use dropdowns in your navbar. Dropdown menus require a wrapping element for positioning, so be sure to use separate and nested elements for .nav-item and .nav-link as shown below.

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Navbar</a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNavDropdown" aria-controls="navbarNavDropdown" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNavDropdown">
      <ul class="navbar-nav">
        <li class="nav-item">
          <a class="nav-link active" aria-current="page" href="#">Home</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Features</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Pricing</a>
        </li>
        <li class="nav-item dropdown">
          <a class="nav-link dropdown-toggle" href="#" id="navbarDropdownMenuLink" role="button" data-bs-toggle="dropdown" aria-expanded="false">
            Dropdown link
          </a>
          <ul class="dropdown-menu" aria-labelledby="navbarDropdownMenuLink">
            <li><a class="dropdown-item" href="#">Action</a></li>
            <li><a class="dropdown-item" href="#">Another action</a></li>
            <li><a class="dropdown-item" href="#">Something else here</a></li>
          </ul>
        </li>
      </ul>
    </div>
  </div>
</nav>

Forms

Place various form controls and components within a navbar:

<nav class="navbar navbar-light bg-light">
  <div class="container-fluid">
    <form class="d-flex">
      <input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
      <button class="btn btn-outline-success" type="submit">Search</button>
    </form>
  </div>
</nav>

Immediate child elements of .navbar use flex layout and will default to justify-content: space-between. Use additional flex utilities as needed to adjust this behavior.

<nav class="navbar navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand">Navbar</a>
    <form class="d-flex">
      <input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
      <button class="btn btn-outline-success" type="submit">Search</button>
    </form>
  </div>
</nav>

Input groups work, too. If your navbar is an entire form, or mostly a form, you can use the <form> element as the container and save some HTML.

<nav class="navbar navbar-light bg-light">
  <form class="container-fluid">
    <div class="input-group">
      <span class="input-group-text" id="basic-addon1">@</span>
      <input type="text" class="form-control" placeholder="Username" aria-label="Username" aria-describedby="basic-addon1">
    </div>
  </form>
</nav>

Various buttons are supported as part of these navbar forms, too. This is also a great reminder that vertical alignment utilities can be used to align different sized elements.

<nav class="navbar navbar-light bg-light">
  <form class="container-fluid justify-content-start">
    <button class="btn btn-outline-success me-2" type="button">Main button</button>
    <button class="btn btn-sm btn-outline-secondary" type="button">Smaller button</button>
  </form>
</nav>

Text

Navbars may contain bits of text with the help of .navbar-text. This class adjusts vertical alignment and horizontal spacing for strings of text.

<nav class="navbar navbar-light bg-light">
  <div class="container-fluid">
    <span class="navbar-text">
      Navbar text with an inline element
    </span>
  </div>
</nav>

Mix and match with other components and utilities as needed.

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Navbar w/ text</a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarText" aria-controls="navbarText" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarText">
      <ul class="navbar-nav me-auto mb-2 mb-lg-0">
        <li class="nav-item">
          <a class="nav-link active" aria-current="page" href="#">Home</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Features</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Pricing</a>
        </li>
      </ul>
      <span class="navbar-text">
        Navbar text with an inline element
      </span>
    </div>
  </div>
</nav>

Color schemes

Theming the navbar has never been easier thanks to the combination of theming classes and background-color utilities. Choose from .navbar-light for use with light background colors, or .navbar-dark for dark background colors. Then, customize with .bg-* utilities.

<nav class="navbar navbar-dark bg-dark">
  <!-- Navbar content -->
</nav>

<nav class="navbar navbar-dark bg-primary">
  <!-- Navbar content -->
</nav>

<nav class="navbar navbar-light" style="background-color: #e3f2fd;">
  <!-- Navbar content -->
</nav>

Containers

Although it’s not required, you can wrap a navbar in a .container to center it on a page–though note that an inner container is still required. Or you can add a container inside the .navbar to only center the contents of a fixed or static top navbar.

<div class="container">
  <nav class="navbar navbar-expand-lg navbar-light bg-light">
    <div class="container-fluid">
      <a class="navbar-brand" href="#">Navbar</a>
    </div>
  </nav>
</div>

Use any of the responsive containers to change how wide the content in your navbar is presented.

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-md">
    <a class="navbar-brand" href="#">Navbar</a>
  </div>
</nav>

Placement

Use our position utilities to place navbars in non-static positions. Choose from fixed to the top, fixed to the bottom, or stickied to the top (scrolls with the page until it reaches the top, then stays there). Fixed navbars use position: fixed, meaning they’re pulled from the normal flow of the DOM and may require custom CSS (e.g., padding-top on the <body>) to prevent overlap with other elements.

Also note that .sticky-top uses position: sticky, which isn’t fully supported in every browser.

<nav class="navbar navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Default</a>
  </div>
</nav>
<nav class="navbar fixed-top navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Fixed top</a>
  </div>
</nav>
<nav class="navbar fixed-bottom navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Fixed bottom</a>
  </div>
</nav>
<nav class="navbar sticky-top navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Sticky top</a>
  </div>
</nav>

Scrolling

Add .navbar-nav-scroll to a .navbar-nav (or other navbar sub-component) to enable vertical scrolling within the toggleable contents of a collapsed navbar. By default, scrolling kicks in at 75vh (or 75% of the viewport height), but you can override that with the local CSS custom property --bs-navbar-height or custom styles. At larger viewports when the navbar is expanded, content will appear as it does in a default navbar.

Please note that this behavior comes with a potential drawback of overflow—when setting overflow-y: auto (required to scroll the content here), overflow-x is the equivalent of auto, which will crop some horizontal content.

Here’s an example navbar using .navbar-nav-scroll with style="--bs-scroll-height: 100px;", with some extra margin utilities for optimum spacing.

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Navbar scroll</a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarScroll" aria-controls="navbarScroll" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarScroll">
      <ul class="navbar-nav me-auto my-2 my-lg-0 navbar-nav-scroll" style="--bs-scroll-height: 100px;">
        <li class="nav-item">
          <a class="nav-link active" aria-current="page" href="#">Home</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Link</a>
        </li>
        <li class="nav-item dropdown">
          <a class="nav-link dropdown-toggle" href="#" id="navbarScrollingDropdown" role="button" data-bs-toggle="dropdown" aria-expanded="false">
            Link
          </a>
          <ul class="dropdown-menu" aria-labelledby="navbarScrollingDropdown">
            <li><a class="dropdown-item" href="#">Action</a></li>
            <li><a class="dropdown-item" href="#">Another action</a></li>
            <li><hr class="dropdown-divider"></li>
            <li><a class="dropdown-item" href="#">Something else here</a></li>
          </ul>
        </li>
        <li class="nav-item">
          <a class="nav-link disabled" href="#" tabindex="-1" aria-disabled="true">Link</a>
        </li>
      </ul>
      <form class="d-flex">
        <input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
        <button class="btn btn-outline-success" type="submit">Search</button>
      </form>
    </div>
  </div>
</nav>

Responsive behaviors

Navbars can use .navbar-toggler, .navbar-collapse, and .navbar-expand{-sm|-md|-lg|-xl|-xxl} classes to determine when their content collapses behind a button. In combination with other utilities, you can easily choose when to show or hide particular elements.

For navbars that never collapse, add the .navbar-expand class on the navbar. For navbars that always collapse, don’t add any .navbar-expand class.

Toggler

Navbar togglers are left-aligned by default, but should they follow a sibling element like a .navbar-brand, they’ll automatically be aligned to the far right. Reversing your markup will reverse the placement of the toggler. Below are examples of different toggle styles.

With no .navbar-brand shown at the smallest breakpoint:

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-fluid">
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarTogglerDemo01" aria-controls="navbarTogglerDemo01" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarTogglerDemo01">
      <a class="navbar-brand" href="#">Hidden brand</a>
      <ul class="navbar-nav me-auto mb-2 mb-lg-0">
        <li class="nav-item">
          <a class="nav-link active" aria-current="page" href="#">Home</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Link</a>
        </li>
        <li class="nav-item">
          <a class="nav-link disabled" href="#" tabindex="-1" aria-disabled="true">Disabled</a>
        </li>
      </ul>
      <form class="d-flex">
        <input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
        <button class="btn btn-outline-success" type="submit">Search</button>
      </form>
    </div>
  </div>
</nav>

With a brand name shown on the left and toggler on the right:

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Navbar</a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarTogglerDemo02" aria-controls="navbarTogglerDemo02" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarTogglerDemo02">
      <ul class="navbar-nav me-auto mb-2 mb-lg-0">
        <li class="nav-item">
          <a class="nav-link active" aria-current="page" href="#">Home</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Link</a>
        </li>
        <li class="nav-item">
          <a class="nav-link disabled" href="#" tabindex="-1" aria-disabled="true">Disabled</a>
        </li>
      </ul>
      <form class="d-flex">
        <input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
        <button class="btn btn-outline-success" type="submit">Search</button>
      </form>
    </div>
  </div>
</nav>

With a toggler on the left and brand name on the right:

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <div class="container-fluid">
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarTogglerDemo03" aria-controls="navbarTogglerDemo03" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <a class="navbar-brand" href="#">Navbar</a>
    <div class="collapse navbar-collapse" id="navbarTogglerDemo03">
      <ul class="navbar-nav me-auto mb-2 mb-lg-0">
        <li class="nav-item">
          <a class="nav-link active" aria-current="page" href="#">Home</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Link</a>
        </li>
        <li class="nav-item">
          <a class="nav-link disabled" href="#" tabindex="-1" aria-disabled="true">Disabled</a>
        </li>
      </ul>
      <form class="d-flex">
        <input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
        <button class="btn btn-outline-success" type="submit">Search</button>
      </form>
    </div>
  </div>
</nav>

External content

Sometimes you want to use the collapse plugin to trigger a container element for content that structurally sits outside of the .navbar . Because our plugin works on the id and data-bs-target matching, that’s easily done!

Collapsed content
Toggleable via the navbar brand.
<div class="collapse" id="navbarToggleExternalContent">
  <div class="bg-dark p-4">
    <h5 class="text-white h4">Collapsed content</h5>
    <span class="text-muted">Toggleable via the navbar brand.</span>
  </div>
</div>
<nav class="navbar navbar-dark bg-dark">
  <div class="container-fluid">
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarToggleExternalContent" aria-controls="navbarToggleExternalContent" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
  </div>
</nav>

When you do this, we recommend including additional JavaScript to move the focus programmatically to the container when it is opened. Otherwise, keyboard users and users of assistive technologies will likely have a hard time finding the newly revealed content - particularly if the container that was opened comes before the toggler in the document’s structure. We also recommend making sure that the toggler has the aria-controls attribute, pointing to the id of the content container. In theory, this allows assistive technology users to jump directly from the toggler to the container it controls–but support for this is currently quite patchy.

Sass

Variables

$navbar-padding-y:                  $spacer / 2;
$navbar-padding-x:                  null;

$navbar-nav-link-padding-x:         .5rem;

$navbar-brand-font-size:            $font-size-lg;
// Compute the navbar-brand padding-y so the navbar-brand will have the same height as navbar-text and nav-link
$nav-link-height:                   $font-size-base * $line-height-base + $nav-link-padding-y * 2;
$navbar-brand-height:               $navbar-brand-font-size * $line-height-base;
$navbar-brand-padding-y:            ($nav-link-height - $navbar-brand-height) / 2;
$navbar-brand-margin-end:           1rem;

$navbar-toggler-padding-y:          .25rem;
$navbar-toggler-padding-x:          .75rem;
$navbar-toggler-font-size:          $font-size-lg;
$navbar-toggler-border-radius:      $btn-border-radius;
$navbar-toggler-focus-width:        $btn-focus-width;
$navbar-toggler-transition:         box-shadow .15s ease-in-out;
$navbar-dark-color:                 rgba($white, .55);
$navbar-dark-hover-color:           rgba($white, .75);
$navbar-dark-active-color:          $white;
$navbar-dark-disabled-color:        rgba($white, .25);
$navbar-dark-toggler-icon-bg:       url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'><path stroke='#{$navbar-dark-color}' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/></svg>");
$navbar-dark-toggler-border-color:  rgba($white, .1);

$navbar-light-color:                rgba($black, .55);
$navbar-light-hover-color:          rgba($black, .7);
$navbar-light-active-color:         rgba($black, .9);
$navbar-light-disabled-color:       rgba($black, .3);
$navbar-light-toggler-icon-bg:      url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'><path stroke='#{$navbar-light-color}' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/></svg>");
$navbar-light-toggler-border-color: rgba($black, .1);

$navbar-light-brand-color:                $navbar-light-active-color;
$navbar-light-brand-hover-color:          $navbar-light-active-color;
$navbar-dark-brand-color:                 $navbar-dark-active-color;
$navbar-dark-brand-hover-color:           $navbar-dark-active-color;

Loop

Responsive navbar expand/collapse classes (e.g., .navbar-expand-lg) are combined with the $breakpoints map and generated through a loop in scss/_navbar.scss.

// Generate series of `.navbar-expand-*` responsive classes for configuring
// where your navbar collapses.
.navbar-expand {
  @each $breakpoint in map-keys($grid-breakpoints) {
    $next: breakpoint-next($breakpoint, $grid-breakpoints);
    $infix: breakpoint-infix($next, $grid-breakpoints);

    // stylelint-disable-next-line scss/selector-no-union-class-name
    &#{$infix} {
      @include media-breakpoint-up($next) {
        flex-wrap: nowrap;
        justify-content: flex-start;

        .navbar-nav {
          flex-direction: row;

          .dropdown-menu {
            position: absolute;
          }

          .nav-link {
            padding-right: $navbar-nav-link-padding-x;
            padding-left: $navbar-nav-link-padding-x;
          }
        }

        .navbar-nav-scroll {
          overflow: visible;
        }

        .navbar-collapse {
          display: flex !important; // stylelint-disable-line declaration-no-important
          flex-basis: auto;
        }

        .navbar-toggler {
          display: none;
        }
      }
    }
  }
}
返回頂部
亚洲一区二区三区在线播放,伊人久久精品无码av一区,亚洲国产精品一区二区第一页免,无码aⅴ精品一区二区三区浪潮
<span id="fu32q"></span>
    1. <li id="fu32q"><meter id="fu32q"><th id="fu32q"></th></meter></li>
      成人激情文学综合网| 成人一道本在线| 国内不卡的二区三区中文字幕| 国产乱码字幕精品高清av| 大尺度一区二区| 91亚洲国产成人精品一区二区三| 麻豆高清免费国产一区| 99久久综合国产精品| 极品少妇一区二区三区精品视频| 99久久精品国产一区二区三区 | 日韩高清不卡一区二区| 精品一区二区国语对白| 91热门视频在线观看| 国产精品一二三四| 美女精品一区二区| 99久久精品国产毛片| 国产精品一区二区91| 欧美aaaaa成人免费观看视频| 国产ts人妖一区二区| 日韩中文字幕不卡| av电影天堂一区二区在线观看| 日韩高清一区在线| 成人午夜又粗又硬又大| 国内成人精品2018免费看| 美女任你摸久久| 91美女在线视频| 粉嫩13p一区二区三区| 久草在线在线精品观看| 91在线播放网址| av在线播放一区二区三区| 美女久久久精品| 免费在线观看一区二区三区| www..com久久爱| 久久精品国产免费看久久精品| av动漫一区二区| 国产99久久久国产精品免费看| 美女国产一区二区三区| 91麻豆精品在线观看| 国产馆精品极品| 日韩电影在线观看一区| 懂色av一区二区三区蜜臀| 国产一区二区成人久久免费影院| 日韩黄色片在线观看| 成人福利视频在线| 国产精品中文字幕欧美| 精品一区精品二区高清| 蜜桃视频一区二区三区在线观看| 三级精品在线观看| 成人黄色在线视频| 99re热视频精品| 成人激情免费网站| 99久久伊人久久99| 日韩高清不卡在线| 蜜桃视频在线一区| 韩日精品视频一区| 国产一区二区三区av电影| 久久99在线观看| 久久97超碰国产精品超碰| 激情综合色综合久久综合| 久久99精品国产| 精品综合免费视频观看| 韩国精品一区二区| 精品影视av免费| 经典三级在线一区| 国产精品18久久久| 成人激情免费网站| 三级久久三级久久久| 美国十次了思思久久精品导航| 男女男精品网站| 国产一区二区电影| 成人av网站在线| 奇米色一区二区| 激情综合色播激情啊| 国产成人在线色| 91蝌蚪porny| 乱一区二区av| 丁香激情综合国产| 日精品一区二区| 国产在线播放一区三区四| 高清视频一区二区| 日本中文字幕不卡| 成人丝袜视频网| 日本亚洲一区二区| 国产成人亚洲综合a∨婷婷| 99久久国产综合精品女不卡| 免费观看久久久4p| 激情成人午夜视频| 99热这里都是精品| 激情图区综合网| 成人小视频免费观看| 麻豆成人在线观看| 懂色av中文字幕一区二区三区| 福利一区二区在线| 国产一区二区美女| 成人免费毛片片v| 另类综合日韩欧美亚洲| 成人性色生活片| 久久福利视频一区二区| 成人精品国产免费网站| 久久精品国产亚洲a| 波多野结衣中文字幕一区二区三区| 日本不卡一区二区| 懂色av中文一区二区三区| 青青草91视频| 不卡的av电影在线观看| 国产专区欧美精品| 国产.欧美.日韩| 精品亚洲aⅴ乱码一区二区三区| 日韩黄色免费电影| 97se亚洲国产综合自在线| 久久国内精品自在自线400部| 视频一区中文字幕| 成人av网站在线| 国产成人精品亚洲日本在线桃色| 精品中文av资源站在线观看| 91麻豆精东视频| 国产成人亚洲综合色影视| 韩国三级电影一区二区| 99久久国产综合精品麻豆| 成人三级伦理片| 狠狠色丁香九九婷婷综合五月| 91在线porny国产在线看| 国产精品综合av一区二区国产馆| 免费成人在线观看视频| 99视频一区二区| 国产成人精品一区二区三区四区 | 狠狠色丁香久久婷婷综| 另类欧美日韩国产在线| 蜜桃一区二区三区四区| 91丝袜呻吟高潮美腿白嫩在线观看| 成人在线综合网| 国产福利91精品一区二区三区| 国产精品77777竹菊影视小说| 蜜桃精品视频在线观看| 爽爽淫人综合网网站 | av在线综合网| av在线不卡免费看| 91免费视频网址| 成人精品国产福利| 99天天综合性| 爽好久久久欧美精品| 日韩av中文字幕一区二区| 日本在线不卡视频| 蜜桃一区二区三区在线| 狠狠色狠狠色综合系列| 国产成人午夜视频| av电影一区二区| 欧美a一区二区| 韩国三级电影一区二区| 国产精品伊人色| av中文字幕一区| 日韩高清国产一区在线| 日韩电影网1区2区| 国产高清精品久久久久| 波多野结衣在线aⅴ中文字幕不卡| 99久久综合狠狠综合久久| 日韩一区欧美二区| 男女男精品网站| 成人免费黄色在线| 人禽交欧美网站| 国产91高潮流白浆在线麻豆| 国产91精品露脸国语对白| 91欧美激情一区二区三区成人| 91欧美一区二区| 久久99国产精品麻豆| 懂色av中文一区二区三区| 爽好久久久欧美精品| 久色婷婷小香蕉久久| 日本视频免费一区| 狠狠色综合色综合网络| 91一区一区三区| 青青草97国产精品免费观看 | www.亚洲色图.com| 久久精品久久99精品久久| 另类小说综合欧美亚洲| 久久电影国产免费久久电影| 国产福利91精品| 国产福利一区二区| 99视频超级精品| 日产国产高清一区二区三区| 免费观看成人鲁鲁鲁鲁鲁视频| 国产一区激情在线| www.日本不卡| 喷水一区二区三区| 99久久婷婷国产精品综合| 视频一区免费在线观看| 久久国产夜色精品鲁鲁99| 国产一区二区日韩精品| 日韩电影免费一区| 99精品在线免费| 久久精品国产77777蜜臀| 成人av电影免费观看| 久久99国产精品久久99| av网站免费线看精品| 国产在线播放一区三区四| 91麻豆.com| 成人免费视频一区| 国产综合久久久久久久久久久久 | 99久久久精品| 成人一区二区三区中文字幕| 青椒成人免费视频| 男男视频亚洲欧美| 日韩—二三区免费观看av| 成人小视频在线| 精品一区二区三区免费视频| 9人人澡人人爽人人精品| 国产成人av影院| 国内精品不卡在线| 精品一区二区三区免费视频| 麻豆精品久久精品色综合| 97成人超碰视| 视频一区欧美精品| 91麻豆6部合集magnet| 91在线一区二区三区| 国产精品亚洲一区二区三区妖精| 狠狠色2019综合网| 国产中文一区二区三区| 国产真实精品久久二三区| 激情小说亚洲一区| 国产福利电影一区二区三区| 国产真实精品久久二三区| 狠狠色狠狠色合久久伊人| 狠狠色综合日日| 麻豆免费看一区二区三区| 日本在线不卡视频一二三区| 日本午夜精品一区二区三区电影| 9l国产精品久久久久麻豆| 99在线视频精品| 91在线视频在线| 七七婷婷婷婷精品国产| 免费在线观看不卡| 精品一区二区在线播放| 国产成a人无v码亚洲福利| 成人av免费观看| 不卡高清视频专区| 青青草成人在线观看| 国产在线不卡一区| 国产高清成人在线| 99国产欧美另类久久久精品| 日韩成人精品在线观看| 国产一区二区在线电影| 国产91精品在线观看| 91丨九色丨国产丨porny| 蓝色福利精品导航| 成人性生交大合| 成人黄色在线网站| 蜜臀av一区二区在线观看| 久草在线在线精品观看| 国产精品99久久久久久有的能看| eeuss国产一区二区三区| 91啪亚洲精品| 精品亚洲欧美一区| www..com久久爱| 蜜桃视频免费观看一区| 高清久久久久久| 久久精品国产99国产| 国产91精品久久久久久久网曝门| 成人动漫视频在线| 蜜桃av一区二区| 国产a区久久久| 日本女人一区二区三区| 国产精品18久久久久| 日本不卡高清视频| 99久久er热在这里只有精品15| 91美女片黄在线| 久久成人av少妇免费| av不卡免费在线观看| 不卡视频一二三| 蜜桃久久久久久| 成人免费视频免费观看| 老色鬼精品视频在线观看播放| av不卡在线观看| 国产精品77777| 91麻豆免费视频| 国产99久久精品| av一区二区不卡| 激情六月婷婷久久| 麻豆一区二区99久久久久| 成人免费视频app| 天使萌一区二区三区免费观看| 韩日精品视频一区| 蜜桃精品视频在线| 天堂蜜桃91精品| 国产成人精品1024| 国产精品中文字幕一区二区三区| 日韩av一区二区三区四区| 国产不卡高清在线观看视频| 激情综合亚洲精品| 美腿丝袜亚洲一区| 国产一区二区在线电影| 国产一区二区三区日韩| 美女视频网站久久| 91看片淫黄大片一级| 99re8在线精品视频免费播放| 国产凹凸在线观看一区二区| 国产精品一区二区不卡| 久久精品国产一区二区| 麻豆一区二区三| 另类欧美日韩国产在线| 日韩成人免费看| 蜜臀久久久久久久| 久久丁香综合五月国产三级网站 | 极品少妇xxxx偷拍精品少妇| 欧美aaaaa成人免费观看视频| 青青草伊人久久| 美腿丝袜亚洲综合| 久久99精品久久久久婷婷| 久久精品二区亚洲w码| 韩国一区二区视频| 国产宾馆实践打屁股91| 国产伦精一区二区三区| 国产精品一二三四区| 国产一区二区福利视频| 激情都市一区二区| 国产成人免费在线| 不卡视频在线观看| 日本va欧美va精品| 捆绑调教一区二区三区| 免费不卡在线观看| 韩国成人精品a∨在线观看| 精品亚洲欧美一区| 粉嫩一区二区三区在线看| 成人手机电影网| 91一区一区三区| 激情六月婷婷久久| 成人免费黄色大片| 91免费精品国自产拍在线不卡| 久久国产生活片100| 国产高清视频一区| 91亚洲精华国产精华精华液| 成人黄色大片在线观看| 91麻豆产精品久久久久久| 麻豆精品一区二区三区| 久久99热国产| 国产精品一区2区| 丁香亚洲综合激情啪啪综合| 日韩精品久久久久久| 国产精品自在欧美一区| 99精品视频免费在线观看| 欧美aaaaaa午夜精品| 国产成人av电影在线播放| 99视频一区二区| 麻豆91精品91久久久的内涵| 国产98色在线|日韩| 奇米色一区二区| 国产凹凸在线观看一区二区| 日韩成人午夜电影| 丁香一区二区三区| 激情综合色综合久久综合| 99视频热这里只有精品免费| 久久av中文字幕片| 91一区在线观看| 国产成人精品一区二 | 波多野结衣一区二区三区 | 国内精品久久久久影院一蜜桃| 91小视频免费看| 久久精品国产99国产| 不卡的av在线播放| 国产一区二区免费看| 日韩不卡一区二区三区 | 99久久久精品| 国产精品一二三在| 久久99精品久久久久久动态图| 国产91在线观看丝袜| 国产一区二区三区美女| 日日夜夜精品视频免费| 成人综合在线视频| 精东粉嫩av免费一区二区三区 | 免费高清在线一区| 99精品黄色片免费大全| 国产99久久精品| 精品伊人久久久久7777人| 日韩成人一级大片| 99久精品国产| 成人黄色av网站在线| 国产精品综合一区二区| 久久国产精品色婷婷| www.欧美色图| 91视频观看视频| 99在线精品一区二区三区| 国产成人久久精品77777最新版本 国产成人鲁色资源国产91色综 | 美女mm1313爽爽久久久蜜臀| 成人福利视频在线| 国内国产精品久久| 国产在线观看免费一区| 狠狠色丁香久久婷婷综合丁香| 精品综合久久久久久8888| 蜜臀av一区二区| 日本91福利区| 免费不卡在线观看| 极品尤物av久久免费看| 国产一区二区精品久久| 国产另类ts人妖一区二区| 国产曰批免费观看久久久| 国产在线精品不卡| 国产高清亚洲一区| 国产精品夜夜爽| 丁香激情综合国产| 99久久精品久久久久久清纯| 成人午夜看片网址|