在特定屏幕尺寸下在Bootstrap 4中显示水平和垂直对齐的弹性项目
要在右侧显示flex项目，在特定屏幕尺寸上显示水平项目，请使用Bootstrap4中的flex-*-row-reverse类。
让我们看看如何在不同的屏幕尺寸上设置revereseflex项目-
Small Screen Size: flex-sm-row-reverseMedium Screen Size: flex-md-row-reverseLarge Screen Size: flex-lg-row-reverse
您可以尝试运行以下代码以在不同的屏幕尺寸上显示反向柔韧性项目-
示例
<!DOCTYPE html>
<html lang="en">
<head>
<title>Bootstrap Example</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css">
<script src="https://cdn.staticfile.org/jquery/3.3.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container mt-3">
<h2>Flex Row</h2>
<div class="d-flex flex-row bg-primary mb-3">
<div class="p-2 bg-danger">ONE</div>
<div class="p-2 bg-primary">TWO</div>
<div class="p-2 bg-warning">THREE</div>
</div>
<h2>Flex Row Reverse</h2>
<div class="d-flex flex-row-reverse bg-primary mb-3">
<div class="p-2 bg-primary">ONE</div>
<div class="p-2 bg-secondary">TWO</div>
<div class="p-2 bg-danger">THREE</div>
</div>
<h2>Flex Row Reverse (Small Width)</h2>
<div class="d-flex flex-sm-row-reverse bg-primary mb-3">
<div class="p-2 bg-primary">ONE</div>
<div class="p-2 bg-secondary">TWO</div>
<div class="p-2 bg-danger">THREE</div>
</div>
<h2>Flex Row Reverse (Medium Width)</h2>
<div class="d-flex flex-md-row-reverse bg-primary mb-3">
<div class="p-2 bg-primary">ONE</div>
<div class="p-2 bg-secondary">TWO</div>
<div class="p-2 bg-danger">THREE</div>
</div>
<h2>Flex Row Reverse (Large Width)</h2>
<div class="d-flex flex-lg-row-reverse bg-primary mb-3">
<div class="p-2 bg-primary">ONE</div>
<div class="p-2 bg-secondary">TWO</div>
<div class="p-2 bg-danger">THREE</div>
</div>
</div>
</body>
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