message: Put back backface-visibility, for luck
diff: @@ -8,6 +8,7 @@ $control-color: rgba(255, 255, 255, 0.5);
  right: 0;
  position: fixed;
  will-change: transform;
  + backface-visibility: hidden;
  z-index: 12;
  bottom: 0;
  // Pin the sheet to just over the keyboard
  