<!DOCTYPE html>
<html lang="en">
<head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>bootstrap--组件</title><link rel="stylesheet" href="./bootstrap.min.css"><style>.bg-body-tertiary{background-color: pink !important;}</style>
</head>
<body><!-- 导航 --><nav class="navbar navbar-expand-lg bg-body-tertiary"><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="#">首页</a></li><li class="nav-item"><a class="nav-link" href="#">课程</a></li><li class="nav-item"><a class="nav-link" href="#">课程资料</a></li><li class="nav-item"><a class="nav-link" href="#">视频</a></li></ul></div></div>
</nav><!-- 轮播图 --><div id="carouselExampleIndicators" class="carousel slide"><div class="carousel-indicators"><button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="0" class="active" aria-current="true" aria-label="Slide 1"></button><button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="1" aria-label="Slide 2"></button><button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="2" aria-label="Slide 3"></button><button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="3" aria-label="Slide 4"></button></div><div class="carousel-inner"><div class="carousel-item active"><img src="./banner_1.jpg" class="d-block w-100" alt="..."></div><div class="carousel-item"><img src="./banner_2.jpg" class="d-block w-100" alt="..."></div><div class="carousel-item"><img src="./banner_3.jpg" class="d-block w-100" alt="..."></div><div class="carousel-item"><img src="./banner_4.jpg" class="d-block w-100" alt="..."></div></div><button class="carousel-control-prev" type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide="prev"><span class="carousel-control-prev-icon" aria-hidden="true"></span><span class="visually-hidden">Previous</span></button><button class="carousel-control-next" type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide="next"><span class="carousel-control-next-icon" aria-hidden="true"></span><span class="visually-hidden">Next</span></button>
</div>
<script src="./bootstrap.min.js"></script>
</body>
</html>
