lect class="form-select" id="intervalUnit" style="max-width: 120px;">
                        <option value="60">分钟</option>
                        <option value="3600">小时</option>
                        <option value="86400">天</option>
                    </select>
                </div>
                <div class="form-text">
                    <i class="bi bi-info-circle me-1"></i>
                    常用间隔：
                    <div class="btn-group mt-1">
                