<!DOCTYPE html>
<html lang="id">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>Bootstrap Responsive Videos</title>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<script src="https://code.jquery.com/jquery-3.5.1.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>
<style>
    .bs-example{
        margin: 20px;        
    }
</style>
</head>
<body>
<div class="bs-example">
    <div class="alert alert-info alert-dismissible fade show">
        <strong>Catatan!</strong> Ubah ukuran jendela browser untuk melihat cara kerja video responsif.
        <button type="button" class="close" data-dismiss="alert">&times;</button>
    </div>
    
    <h2 class="mt-4">Video with 21:9 aspect ratio</h2>
    <div class="embed-responsive embed-responsive-21by9">
        <iframe class="embed-responsive-item" src="https://www.youtube.com/embed/YE7VzlLtp-4"></iframe>
    </div>
    
    <h2 class="mt-4">Video with 16:9 aspect ratio</h2>
    <div class="embed-responsive embed-responsive-16by9">
        <iframe class="embed-responsive-item" src="https://www.youtube.com/embed/YE7VzlLtp-4"></iframe>
    </div>
    
    <h2 class="mt-4">Video with 4:3 aspect ratio</h2>
	<div class="embed-responsive embed-responsive-4by3">
		<iframe class="embed-responsive-item" src="https://www.youtube.com/embed/YE7VzlLtp-4"></iframe>
	</div>
    
    <h2 class="mt-4">Video with 1:1 aspect ratio</h2>
    <div class="embed-responsive embed-responsive-1by1">
        <iframe class="embed-responsive-item" src="https://www.youtube.com/embed/YE7VzlLtp-4"></iframe>
    </div>
</div>
</body>
</html>

External CSS

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External JavaScript

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