This will bring up the Flash context menu, which reveals the position of your cursor. Move the menu (and thus your cursor) over the red button.
You may need to click once to close the menu and then immediately click again to hit the button. If you move your mouse after closing the menu, it will vanish again. Variations in the Series the impossible quiz question 47
Before the "Vanish" liquid covers the screen, look at the bottle as it descends. There is often a cursor-shaped icon or a specific "point" on the bottle's design. If you align your mouse with that point at its lowest position before the screen goes yellow, you will already be hovering over the button's future location. This will bring up the Flash context menu,
When the level begins, a large bottle labeled appears from the top of the screen and pours a yellowish liquid (sometimes described as lotion or "yellowish milk") that eventually floods the entire screen. If you move your mouse after closing the