Of course, this doesn't mean you should wrap everything in DIV or SPAN elements.
当然，这并不意味着应该将所有东西都包围在DIV或SPAN元素中。
There may be situations where you need to wrap DIV or SPAN containers around to a form widget to access it from your CSS stylesheets.
在许多情况下，需要用 DIV或SPAN容器包围一个表单组件，以便从 CSS 样式表访问它。
If you later wanted part of the text in the slogan div to be graphical, and another part-say a sub-title or elaboration-to remain normal text, you could surround just the hidden text within a span.
如果您以后希望标语div内的部分文本是图像，并且另一部分—比如副标题或说明性文字—保持为普通文本，您可以仅将隐藏的文本放置在span内部。
If you later wanted part of the text in the slogan div to be graphical, and another part-say a sub-title or elaboration-to remain normal text, you could surround just the hidden text within a span.
如果您以后希望标语div内的部分文本是图像，并且另一部分—比如副标题或说明性文字—保持为普通文本，您可以仅将隐藏的文本放置在span内部。
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