message: Tweak the transition of the toolbar of the PDF viewer.
diff: @@ -67,11 +67,12 @@ html #outerContainer.sidebarOpen > #sidebarContainer {
  .toolbar {
  position: absolute;
  top: 0;
  - transition: all 0.4s;
  + transition: all 0.2s cubic-bezier(.23,.96,.57,.99);
  }
  .toolbar.hide {
  top: -32px;
  + transition-duration: 0.4s;
  }
  .toolbar.hide:hover {
  