CSS Test: Overflow - Floating box with max-width, height, and overflow: auto

Test fails if there is any red visible on this page without scrolling. All boxes should be (and stay) an exact square (with four equal sides of 200px).

Test

BoxContentBoxContentBoxContentBoxContentBoxContentBoxContentBoxContentBoxContentBoxContentBoxContent
C
C
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C

Control

Test fails if there is any red visible on this page without scrolling.