@media (max-width: 900px) {
  #file-browser-panel.visible { display: flex !important; }
  #main-area.files-active #video-container { display: none; }
  #main-area.files-active #file-browser-panel { display: flex; }
}

@media (min-width: 901px) {
  #file-browser-panel.visible { display: flex !important; }
  #view-toggle { display: none !important; }
}