CSS外部样式表定义的时候,类名排列定义的属性是什么意思?_html/css_WEB-ITnose
css
比如有三个控件,div1(class="div1")、div2(class="div2")、div3(class="div3"),在样式表中定义的时候这种写法是什么意思?.div1 .div2 .div3{ background-color: red;}
难道是所有的类都满足定义的属性?求解 。
回复讨论(解决方案)
table.common {
AAAAA
}
table.common th{
BBBBB
}
table.common td{
CCCCC
}
最常用的是这样的,比如当表格引入了一个common的样式时候。他下面的TH标签就自动引入BBBBB,TD标签就自动引入CCCCCC
空格分隔的css选择器表示归属关系
.div1 .div2 .div3
将选中class为div1的标签内部class为div2的标签内部的calss为div3的标签,表达起来比较绕,其实很贱单
这种div3将被应用该样式
空格分隔的css选择器表示归属关系
.div1 .div2 .div3
将选中class为div1的标签内部class为div2的标签内部的calss为div3的标签,表达起来比较绕,其实很贱单
……
我想到过这里,但是没想到是真的,用风格包真纠结。不管怎么说谢了。

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