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.

youdao

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.

youdao