我正在嘗試修復此網站中的錯誤，因此我在下面的沙箱中重現了該問題
您可以看到隨著影像的變化，布局高度也會發生變化，我嘗試了“高度”，但這會破壞它的回應特性，有沒有辦法保持相同的高度但仍然能夠回應？
<!DOCTYPE html>
<html lang="en">
<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="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA 058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous" />
<title>Hello, world!</title>
</head>
<body>
<section class="py-4 d-flex flex-column align-items-center bg-dark text-white min-height">
<div class="container">
<div class="row">
<div class="col-md-5 d-flex justify-content-end flex-column main-heading">
<h1 class="display-3 pb-3">Hello</h1>
<span class="text-info lead">One two three</span>
</div>
<div class="col-md-7 d-md-flex justify-content-center align-items-center flex-column">
<img src="https://i.imgur.com/l4Zvchl.jpg" class="img-fluid lazyload" alt="Page Wallpaper" />
</div>
</div>
</div>
</section>
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/umd/popper.min.js" integrity="sha384-ApNbgh9B Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5 76PVCmYl" crossorigin="anonymous"></script>
</body>
</html>uj5u.com熱心網友回復：
您可以嘗試將其添加style="object-fit: cover; width: 100%; height: 300px;"到您的img元素中（您可以使用類對其進行自定義），但是由于固定高度作為權衡，您的影像會被剪掉一點。
手機尺寸
桌面尺寸
https://codesandbox.io/s/restless-fire-bp6vcv?file=/index.html:1095-1141
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