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in Technique[技术] by (71.8m points)

关于nth:child(2)的问题

<style> 
:nth-child(2)
{
background:#ff0000;
}
</style>
<body>

<p>第二个段落。</p>
<p>第三个段落。</p>
<p>第四个段落。</p>
<p>第五个段落。</p>

</body>

为什么全屏都会变成红色,不是应该只有第二个p的背景颜色才变红吗


与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

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0 votes
by (71.8m points)

你落下 p

p:nth-child(2)
{
background:#ff0000;
}

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
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