Vary the content even a tiny bit, and the box with more content will grow larger than the rest.
1 - Lorem Ipsum only a little bit now. Lorem Ipsum only a little bit now. But add even a slight difference...
2 - Lorem Ipsum only a little bit now. Lorem Ipsum only a little bit now.
3 - Lorem Ipsum only a little bit now. Lorem Ipsum only a little bit now.
4 - Lorem Ipsum only a little bit now. Lorem Ipsum only a little bit now.