All blue boxes must always be the same size. Make your window an inch or two bigger than than the width of one box to check. Try resizing the window so that the boxes wrap in two or more columns. Try resizing the window to be narrower than the boxes so that the text inside them wraps into two or more lines.

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this is a float this is a float this is a float
this is a float this is a float this is a float
this is a float this is a float this is a float
this is a float this is a float this is a float
this is a float this is a float this is a float
this is a float this is a float this is a float