* `backgroundThrottling` Boolean (optional) - Whether to throttle animations and timers
when the page becomes background. Defaults to `true`.
* `offscreen` Boolean (optional) - Whether to enable offscreen rendering for the browser
- window. Defaults to `false`.
+ window. Defaults to `false`. See the
+ [offscreen rendering tutorial](../tutorial/offscreen-rendering.md) for
+ more details.
* `sandbox` Boolean (optional) - Whether to enable Chromium OS-level sandbox.
When setting minimum or maximum window size with `minWidth`/`maxWidth`/