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This article editor for you a detailed introduction of the "CSS id decision maker and derivative determiner how to use", detailed content, clear steps, details handled properly, I hope that this "CSS id decision maker and derivative decision maker how to use" article can help you solve doubts, the following follow the editor's ideas slowly in-depth, together to learn new knowledge.

Id decision maker and derivative decision maker

In ancient structures, id selectors were often used to set up derivative selectors.

# sidebar p {font-style: italic; text-align: right; margin-top: 0.5em;}

The following items will only be applied to paragraphs within elements where id is sidebar at that time. This element is most likely a div or a table unit, although it is also mostly a table outline and other block-level elements. It can even be an inline element, for example, it may be, but how legitimate its use is, because it cannot be embedded in an inline element.

If you forget the reason, see XHTML:web refactoring.

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