why does window 10 dim when theme is black

The players must run away from Seek manually, with a few rooms having obstacles that players will have to crouch under.

Seek will manifest after the players have reached the end of the pre-generated hallway, teleporting all of them in front of the next room's door. Lights will flicker and are more likely to make the upcoming rooms dark rooms (this only applies to the second chase sequence). seeing one eye at door 35, will cause the next room to have 3 - 5, and so on.) before abruptly stopping on the pre-generated hallway. Seek's eyes will continue to increase in numbers as players approach the chase sequence (i.e. seeing eyes at door 35 will cause the chase to occur at door 39). From the first door that the eyes start appearing, the chase sequence will begin at the 4th door (i.e. The first encounter with Seek is when its eyes appear in the rooms before Seek's appearance and when paintings contain Seek's Eyes (referred to as Seek's crescendo), foreshadowing the chase sequence. They have the same texture and kill the player upon touch. In the last room of the chase, arms will burst out of the windows. For mobile players, Seek looks like a humanoid slimy figure, whereas a console or PC player sees Seek with a red outline from some angles. A dim red light is emitted from its body and its eye. Seek's appearance takes on a large mound of black slime or goo which forms into an anomalous humanoid figure with a singular eye during its chase sequence.

Why does window 10 dim when theme is black