<div class="layui-btn-container LAY-senior-im-chat-demo">
  <button class="layui-btn" data-type="chat">自定义会话</button>
  <button class="layui-btn" data-type="message">接受好友的消息</button>
  <button class="layui-btn" data-type="messageAudio">接受音频消息</button>
  <button class="layui-btn" data-type="messageVideo">接受视频消息</button>
  <button class="layui-btn" data-type="messageTemp">接受临时会话消息</button>
  
  <br>
  
  <button class="layui-btn" data-type="add">