https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Positioning/Understanding_z_index/Stacking_context_example_3

The paragraph listing the stacking context hierarchy shows three or more (three dots) LEVEL#2 items, while in the example there are only two. This makes the example hard to understand.

Root stacking context
  LEVEL #1
    LEVEL #2 (z-index: 1)
      LEVEL #3
      …
      LEVEL #3
    LEVEL #2 (z-index: 1)
    …
    LEVEL #2 (z-index: 1)
  LEVEL #1
  …
  LEVEL #1