Law of Common Region

  • Elements tend to be perceived into groups if they are sharing an area with a clearly defined boundary.

Takeaways

  1. Common region creates a clear structure and helps users quickly and effectively understand the relationship between elements and sections.
  2. Adding a border around an element or group of elements is an easy way to create common region.
  3. Common region can also be created by defining a background behind an element or group of elements.