xxxxxxxxxx<!DOCTYPE html><html><head> <meta charset="utf-8"> <title>Bootstrap 示例 - 基本的按钮组</title> <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css"> <script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script> <script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script></head><body><div class="btn-group"> <button type="button" class="btn btn-default">按钮 1</button> <button type="button" class="btn btn-default">按钮 2</button> <button type="button" class="btn btn-default">按钮 3</button></div></body></html>