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CSS问题_html/css_WEB-ITnose

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Release： 2016-06-24 11:26:56
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我看别人写CSS代码的时候 

.one{color};.one .two{color}
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为什么这样写啊？看起来可以直接写那个类啊,是因为继承吗
求各位大神指点。


回复讨论(解决方案)

.one{color}这是设置one类自身的样式
.one .two{color}这是设置在one类元素内的two类的样式

表示 DOM 中元素的层次关系

.one{color}这是设置one类自身的样式
.one .two{color}这是设置在one类元素内的two类的样式


作用是什么？

.one下的 "class=tow" 的样式设置

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CSS问题
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