.zq-chat-panel {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  width: 100%;
  overflow: hidden;
  padding: 10px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}