<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8"> 
        <title>Bootstrap 实例 - 水平表单</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>

        <form class="form-horizontal" role="form">
            <div class="form-group">
                <label for="firstname" class="col-sm-2 control-label">名字</label>
                <div class="col-sm-10">
                    <input type="text" class="form-control" id="firstname" 
                           placeholder="请输入名字">
                </div>
            </div>
            <div class="form-group">
                <label for="lastname" class="col-sm-2 control-label">姓</label>
                <div class="col-sm-10">
                    <input type="text" class="form-control" id="lastname" 
                           placeholder="请输入姓">
                </div>
            </div>
            <div class="form-group">
                <div class="col-sm-offset-2 col-sm-10">
                    <div class="checkbox">
                        <label>
                            <input type="checkbox"> 请记住我
                        </label>
                    </div>
                </div>
            </div>
            <div class="form-group">
                <div class="col-sm-offset-2 col-sm-10">
                    <button type="submit" class="btn btn-default">登录</button>
                </div>
            </div>
        </form>

    </body>
</html>