Masonry CSS with Bootstrap

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2 blah blah blah
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blah blah blah. The container inside the item must be position:relative
blah blah blah blah blah blah blah blah blah blah blah blahblah blah blah blah blah blah
blah blah blah blah blah blah blah blah h
blah blah blah blah
blah blah blah blah blah blah blah blah blah blah blah blah
blah blah blah. The container inside the item must be position:relative