如何用固定宽度的卡片制作卡片组？

Question

我想使用 Bootstrap 4 fixed-width cards 做出响应式 card deck。在这里，我发布了下面的代码，但它没有响应。为什么？

<div class="card-deck">
<div class="card col-lg-2 col-md-3 col-sm-4 col-6" style="max-width: 12rem;">
    <div class="card-body">
        <h4 class="card-title">Title 1</h4>
        <p>Small text here</p>
        <small class="text-muted">3 mins ago</small>
    </div>
</div>
<div class="card col-lg-2 col-md-3 col-sm-4 col-6" style="max-width: 12rem;">
    <div class="card-body">
        <h4 class="card-title">Title 2</h4>
        <p>Small text here</p>
        <small class="text-muted">3 mins ago</small>
    </div>
</div>
<div class="card col-lg-2 col-md-3 col-sm-4 col-6" style="max-width: 12rem;">
    <div class="card-body">
        <h4 class="card-title">Title 3</h4>
        <p>Small text here</p>
        <small class="text-muted">3 mins ago</small>
    </div>
</div>
<div class="card col-lg-2 col-md-3 col-sm-4 col-6" style="max-width: 12rem;">
    <div class="card-body">
        <h4 class="card-title">Title 4</h4>
        <p>Small text here</p>
        <small class="text-muted">3 mins ago</small>
    </div>
</div>

Answer 1

Deck 使卡片高度相等。

添加行删除牌组是正确的。添加 col-lg-3 col-md-2 col-sm-12 将在手机上提供一个四卡桌面等。

使用最大数字的高度设置高度，使“OK”看起来很直。

Answer 2

在here 中提到，这些布局选项还没有响应。所以我找到了一个简单的解决方案。将父 <div class="card-deck">...</div> 更改为 <div class="row">...</div>。

Answer 3

对于带有 固定宽度 卡片的 Bootstrap 4 卡片组，请执行以下操作：

将每张卡片放入具有 col-auto mb-3 类的列中（自动宽度列 + 底部边距，三个单位）。

要将它们居中，请将justify-content-center 类添加到行中。

这是一个工作代码sn-p（点击下面的“运行代码sn-p”并展开到整页）：

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">

<div class="container-fluid mt-4">
    <div class="row justify-content-center">
        <div class="col-auto mb-3">
            <div class="card" style="width: 18rem;">
                <div class="card-body">
                    <h5 class="card-title">Card title</h5>
                    <h6 class="card-subtitle mb-2 text-muted">Card subtitle</h6>
                    <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="card-link">Card link</a>
                    <a href="#" class="card-link">Another link</a>
                </div>
            </div>
        </div>
        <div class="col-auto mb-3">
            <div class="card" style="width: 18rem;">
                <div class="card-body">
                    <h5 class="card-title">Card title</h5>
                    <h6 class="card-subtitle mb-2 text-muted">Card subtitle</h6>
                    <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="card-link">Card link</a>
                    <a href="#" class="card-link">Another link</a>
                </div>
            </div>
        </div>
        <div class="col-auto mb-3">
            <div class="card" style="width: 18rem;">
                <div class="card-body">
                    <h5 class="card-title">Card title</h5>
                    <h6 class="card-subtitle mb-2 text-muted">Card subtitle</h6>
                    <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="card-link">Card link</a>
                    <a href="#" class="card-link">Another link</a>
                </div>
            </div>
        </div>
        <div class="col-auto mb-3">
            <div class="card" style="width: 18rem;">
                <div class="card-body">
                    <h5 class="card-title">Card title</h5>
                    <h6 class="card-subtitle mb-2 text-muted">Card subtitle</h6>
                    <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="card-link">Card link</a>
                    <a href="#" class="card-link">Another link</a>
                </div>
            </div>
        </div>
        <div class="col-auto mb-3">
            <div class="card" style="width: 18rem;">
                <div class="card-body">
                    <h5 class="card-title">Card title</h5>
                    <h6 class="card-subtitle mb-2 text-muted">Card subtitle</h6>
                    <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="card-link">Card link</a>
                    <a href="#" class="card-link">Another link</a>
                </div>
            </div>
        </div>
        <div class="col-auto mb-3">
            <div class="card" style="width: 18rem;">
                <div class="card-body">
                    <h5 class="card-title">Card title</h5>
                    <h6 class="card-subtitle mb-2 text-muted">Card subtitle</h6>
                    <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="card-link">Card link</a>
                    <a href="#" class="card-link">Another link</a>
                </div>
            </div>
        </div>
        <div class="col-auto mb-3">
            <div class="card" style="width: 18rem;">
                <div class="card-body">
                    <h5 class="card-title">Card title</h5>
                    <h6 class="card-subtitle mb-2 text-muted">Card subtitle</h6>
                    <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="card-link">Card link</a>
                    <a href="#" class="card-link">Another link</a>
                </div>
            </div>
        </div>
    </div>
</div>