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                ## css選擇器有那些?CSS3新增了哪些 通配符選擇器:*{} ID選擇器:#header {} 類選擇器:.header {} 元素選擇器:div {} 子選擇器:ul > li {} 后代選擇器:div p {} 偽類選擇器:a[:hover]{} 屬性選擇器:input\[type="text"\] {} 【CSS3 】 群組選擇器:selector1,selectorN UI偽類選擇器::checked{} 【CSS3】 序列選擇器: :nth:child{} 【CSS3】 否定選擇器: :not【CSS3】 層次選擇器: 子元素 > 兄弟 + ~ 【CSS3】
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