How to use the bootstrap navbar
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 arole="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 oraria-current="true"
for the current item in a set. - New in v5.2.0: Navbars can be themed with CSS variables that are scoped to the
.navbar
base class..navbar-light
has been deprecated and.navbar-dark
has been rewritten to override CSS variables instead of adding additional styles.
Note: It’s collected from bootstrap
<nav class="navbar navbar-expand-lg 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="#" role="button" data-bs-toggle="dropdown" aria-expanded="false"> Dropdown </a> <ul class="dropdown-menu"> <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">Disabled</a> </li> </ul> <form class="d-flex" role="search"> <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>