message: [SQL Lab] Polish side pane animation
diff: @@ -243,7 +243,7 @@ div.Workspace {
  .schemaPane {
  flex: 0 0 300px;
  max-width: 300px;
  - transition: all .3s ease-in-out;
  + transition: transform .3s ease-in-out;
  }
  .queryPane {
  @@ -255,13 +255,18 @@ div.Workspace {
  transform: translateX(0);
  }
  - .schemaPane-enter-active, .schemaPane-exit-active {
  - transform: translateX(-50%);
  + .schemaPane-exit-active {
  + transform: translateX(-120%);
  + }
  +
  + .schemaPane-enter-active {
  + transform: translateX(0);
  + max-width: 300px;
  }
  .schemaPane-enter, .schemaPane-exit-done {
  - transform: translateX(-100%);
  max-width: 0;
  + transform: translateX(-120%);
  overflow: hidden;
  }
  