rols-container">
                            <div class="row">
                                <div class="col-md-6 mb-3">
                                    <button class="btn btn-primary w-100" id="start">
                                        <i class="bi bi-play-fill"></i> 开始连接
                                    </button>
                                    <button class="btn btn-danger w-100" id="stop" style="display: none;">
                                        <i class="bi bi-stop-fill