A design team wants to add a new, secret page on their app that only keen users will be able to find. Which visual design change can they apply to adjust one element of the current design that enables users to find the secret page?

Gestalt Principles are principles/laws of human perception that describe how humans group similar elements, recognize patterns and simplify complex images when we perceive objects.
Designers use the principles to organize content on websites and other interfaces so it is aesthetically pleasing and easy to understand.