Header spanning all of the columns

The h2 should span all the columns. The rest of the text should be distributed among the columns.

This is a bunch of text split into three columns using the CSS `columns` property. The text is equally distributed over the columns.

This is a bunch of text split into three columns using the CSS `columns` property. The text is equally distributed over the columns.

This is a bunch of text split into three columns using the CSS `columns` property. The text is equally distributed over the columns.

This is a bunch of text split into three columns using the CSS `columns` property. The text is equally distributed over the columns.