/* The original Messages canvas assumes an extension tab's full window height.
   The public demo adds a navigation bar above that canvas; on laptop screens,
   let the original inbox scroll instead of squeezing its rail to zero. */
@media (max-height: 1000px) {
  #messages.tab-content.active {
    height: auto;
    min-height: 0;
  }

  #messages #messagesWorkspace {
    flex: 0 0 auto;
    min-height: 540px;
  }

  html[data-appearance] #messages .chat-wrap {
    min-height: 540px;
  }
}