对层叠样式表有基础的了解有助于学习本文。

A basic understanding of Cascading Style Sheets is helpful.

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层叠样式表(CSS)和样式属性。

Cascading style Sheets and style property.

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注意这个规则样例参考了名为 ruleinfo.css 的层叠式样式表。

Notice that this rule example references the cascading style sheet file named ruleinfo.css.

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注意这个规则样例参考了名为 ruleinfo.css 的层叠式样式表。

Notice that this rule example references the cascading style sheet file named ruleinfo.css.

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