All text elements should begin flush left with no paragraph indents and two returns after every element, such as titles, headings, paragraphs, legends, etc.

• 似懂非懂的，是说文本元素要左对齐不要段落缩进，每个文本元素后跟2个回车？这个“文本元素”怎么理解？下面的举例更让我摸不着头绪！请教高手指点！