@media(max-width:720px){
  body[data-route="detail"] .topbar,
  body[data-route="detail"] .download-banner{display:none}
  .chat-workspace{display:block;min-height:calc(100vh - 58px);padding:0 0 58px}
  .chat-portrait{display:none}
  .chat-panel{height:calc(100vh - 58px);min-height:560px;border:0;border-radius:0;background:#251718e8}
  .chat-panel>header{padding-left:54px}
  .chat-panel #panel{padding:12px}
  .chat-panel .tabs{justify-content:center}
  .chat-input{margin-bottom:10px}
}