关于css，权值的问题，能解释一下吗？
eg：...
<style>
*{ color:red;}
.blue{ color:blue;}
</style>
<body>
<p class="blue">这里的文字<em>hello</em>
</p>
</body>
...
为什么结果是“这里的文字”是蓝色，hello显示为红色？
王昱蘅浏览 1144回答 1
1回答
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慕瓜9220888
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
慕瓜9220888
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
王昱蘅
自问自答一下。是不是通用选择器让<p>变红，<em>因为继承也为红；类选择器让<p>变蓝，<em>原本会继承，但是继承&继承权值相同，<em>里的颜色不变还为红？请指点，多谢！
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