�侧工具内容 -->
            <div class="col-12 col-md-9">
                <div class="tab-content">
                    <!-- 工具 1 内容 -->
                    <div class="tab-pane fade show active" id="tool1" role="tabpanel">
                        <div class="card shadow-sm">
                            <img src="{% static 'imgs/tool1.jpg' %}" class="card-img-top" alt="工具1">
                            <div class="card-body">
                                <h5 class="card-title">工具1</h