待办提醒

//颜色：src\styles\ArticleBase.less
<div class="dark">
  <div class="border-b bg-gradient py-16">
    <div class="message-list">
        <div class="message-item note-color1(案例序号)">
          <div class="message-meta">
            <span>yyyy-MM-dd HH:mm:ss SSS</span>
            <span>便签标题</span>
          </div>
          <div class="message-content">便签内容</div>
          <div class="message-author">作者</div>
        </div>
    </div>
  </div>
</div>