The specific number of spaces in the indentation is not important as long as parallel elements have the same left orientation and the hierarchically indented elements are further nested . The specific number of spaces in the indentation is unimportant as long as parallel elements are the same left justification and the hierarchically indented elements have nested further . The specific number of spaces in the indentation is unimportant as long as parallel elements have the same left justification and the hierarchically nested elements are indented further .