设置蓝边 Bootstrap 4 按钮
要设置蓝边 Bootstrap 4 按钮,请使用 .btn-outline-primary 类。
为按钮添加蓝边 −
<button type="button" class="btn btn-outline-primary"> Blue outline </button>
你可以尝试运行以下代码,以便在 Bootstrap 中实现 btn-outline-primary 类 −
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://ajax.googleapis.com/ajax/libs/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"> <h4>Bootstrap 4</h4> <p>You can see blue outline below:</p> <button type="button" class="btn btn-outline-primary">Blue outline</button> </div> </body> </html>
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