lass="window-control-btn" title="最大化">
                <svg width="10" height="10" viewBox="0 0 10 10"><path fill="none" stroke="currentColor" stroke-width="1" d="M0.5,0.5 h9 v9 h-9 z"></path></svg>
            </button>
            <button id="close-notes-btn" class="window-control-btn" title="关闭">
                <svg width="10" height="10" viewBox="0 0 10 10"><path fill="currentColor" d="M0.5,0.5 9.5,9.5 M9.5,0.5 0.5,9.5" stroke="currentColor" stroke-width="1.2"></path></svg>
            <