The video below shows the process of the alert: how the alert is triggered by a google calendar event; the pixels fade up from dim white to solid white (increasing RGB values simultaneously in 1 minute); then fade the pixels from solid white to solid red (decreasing green and blue values from 255 to 0 in 1 minute); then fade out the pixels to dark (decreasing red value from 255 to 0 in 1 minute)