1. 主页
  2. 文档
  3. 我的bootstrap4学习
  4. bootstrap4-导航
  5. 范例

范例

范例1

<!-- Navigation -->
    <nav class="navbar navbar-expand-lg navbar-dark bg-dark fixed-top" id="mainNav">
      <div class="container">
        <a class="navbar-brand js-scroll-trigger" href="#page-top">Start Bootstrap</a>
        <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarResponsive" aria-controls="navbarResponsive" aria-expanded="false" aria-label="Toggle navigation">
          <span class="navbar-toggler-icon"></span>
        </button>
        <div class="collapse navbar-collapse" id="navbarResponsive">
          <ul class="navbar-nav ml-auto">
            <li class="nav-item">
              <a class="nav-link js-scroll-trigger" href="#about">About</a>
            </li>
            <li class="nav-item">
              <a class="nav-link js-scroll-trigger" href="#services">Services</a>
            </li>
            <li class="nav-item">
              <a class="nav-link js-scroll-trigger" href="#contact">Contact</a>
            </li>
          </ul>
        </div>
      </div>
    </nav>

效果

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