        </div>
        <div class="avatar small"></div>
      </div>
    </div>
    <div class="box">
      <h4>头像状态: 在线 下线 通知 选中</h4>
      <div class="row">
        <div class="avatar xlarge online">
          <img src="https://images.unsplash.com/photo-1438761681033-6461ffad8d80?w=200" alt="">
          <div class="dot"></div>
        </div>
        <div class="avatar xlarge offline">
          <img src="https://images.unsplash.com/photo-1438761681033-6461ffad8d80?w=200" alt="">
 