6-2 fork
6-3 上課範例
carosel.html
<!DOCTYPE html>
<html lang="zh-Hant-TW">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="css/bootstrap.min.css">
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="js/jquery-3.3.1.min.js"></script>
<script src="js/popper.min.js"></script>
<script src="js/bootstrap.min.js"></script>
<title>Bootstrap 輪播圖</title>
</head>
<body>
<style type="text/css">
.carousel .carousel-item{
height: 300px;
}
.carousel .carousel-item img{
min-height: 300px;
max-height: 400px;
object-fit:cover;
}
</style>
<div id="carouselExampleIndicators" class="carousel slide" data-ride="carousel">
<ol class="carousel-indicators">
<li data-target="#carouselExampleIndicators" data-slide-to="0" class="active"></li>
<li data-target="#carouselExampleIndicators" data-slide-to="1"></li>
<li data-target="#carouselExampleIndicators" data-slide-to="2"></li>
</ol>
<div class="carousel-inner">
<div class="carousel-item active">
<img class="d-block w-100" src="img/s01.jpg" alt="First slide">
</div>
<div class="carousel-item">
<img class="d-block w-100" src="img/s02.jpg" alt="Second slide">
</div>
<div class="carousel-item">
<img class="d-block w-100" src="img/s03.jpg" alt="Third slide">
</div>
</div>
<a class="carousel-control-prev" href="#carouselExampleIndicators" role="button" data-slide="prev">
<span class="carousel-control-prev-icon" aria-hidden="true"></span>
<span class="sr-only">Previous</span>
</a>
<a class="carousel-control-next" href="#carouselExampleIndicators" role="button" data-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
<!-- 卡片 -->
<div class="container my-5">
<div class="card" style="width: 18rem;">
<img class="card-img-top" src="img/s03.jpg" alt="Card image cap">
<div class="card-body">
<h5 class="card-title">Card title</h5>
<p class="card-text">Some quick example text to build on the card title and make up the bulk of the card's content.</p>
<a href="#" class="btn btn-primary">Go somewhere</a>
</div>
</div>
</div>
</body>
</html>