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

Test fails if there is any red on this page (immediately or after a refresh).

BoxContentBoxContentBoxContentBoxContentBoxContentBoxContentBoxContentBoxContentBoxContentBoxContent
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C

All boxes should be an exact square (with four equal sides).