div,p:nth-child(2){?color:?red;?}div:nth-child(2){?color:?red;?}
p:nth-child(2){?color:?red;?} <div?id="head">
<h1>標題A</h1>
<p>段落A</p>
<p>段落B</p>
</div>
<div?id="body">
<h2>標題B</h2>
<p>段落A</p>
<p>段落B</p>
</div>兩個元素選擇器,最后實現的效果不相同,能解釋一下嗎?
:nth-child(n)的使用問題!
鏡花以西映陵東4076133
2017-02-15 15:12:41