No they don't. display:inline-block, display:table-cell and display:list-item all establish containing blocks, so any of those would also be consistent with that sentence from the spec. What you are looking for is section 9.7 Relationships between 'display', 'position', and 'float', step 2
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No they don't.
display:inline-block,display:table-cellanddisplay:list-itemall establish containing blocks, so any of those would also be consistent with that sentence from the spec. What you are looking for is section 9.7 Relationships between 'display', 'position', and 'float', step 2