使用Bootstrap在不同的屏幕上向右浮动元素
在Bootstrap中使用float-*-right类将元素向右浮动。不同的屏幕尺寸包括将浮动尺寸设置为小，中，大和特大尺寸。
让我们看看如何在中小尺寸屏幕尺寸上浮动和向右移动元素-
小屏幕尺寸
<div class="float-sm-right"> This text is on the right (on small screen). </div>
中等屏幕尺寸
<div class="float-md-right"> This text is on the right (on medium screen). </div>
让我们看看如何在不同屏幕的右侧放置元素-
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">
<h2>Example</h2>
<div class="clearfix">
<div class="float-sm-right">This text is on the right (on small screen).</div><br>
<div class="float-md-right">This text is on the right (on medium screen).</div><br>
<div class="float-lg-right">This text is on the right (on large screen).</div><br>
<div class="float-xl-right">This text is on the right (on extra large screen).</div><br>
</div>
</div>
</body>
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