Forget making perfect sense, what sense does this layout make at all? I expect columns to have similar properties. Why are <span> and <script> in the same colu

Forget making perfect sense, what sense does this layout make at all? I expect columns to have similar properties. Why are <span> and <script> in the same column? What property is increasing as I go left to right and top to bottom? Why are some columns taller than others?