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<!DOCTYPE html>
<html>
<head>
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container">
  <h2>Image</h2>
  <p>The .img-responsive class makes the image scale nicely to the parent element (resize the browser window to see the effect):</p>                  
  <img src="cinqueterre.jpg" class="img-responsive" alt="Cinque Terre" width="304" height="236"> 
</div>
</body>
</html>