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<!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>
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