**For Desktop/Laptop Users:**
1. Click "Play" to start.
2. Hold the right mouse button and use the scroll wheel to zoom in and out.
3. To navigate to the next page, click the top right corner of the page.
4. To go back, click the top left corner of the page.

**For Phone/Tablet Users:**
1. Use a pinch gesture on the screen to zoom in and out.
2. To navigate to the next screen, tap the top right corner of the page.
3. To go back, tap the top left corner of the page.