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盒模型主要有以下几部分组成:
盒模型分为两种:
默认的情况下,盒子都是基于标准盒模型的盒子。
在 css3 中出现了 box-sizing 属性,该属性会改变默认盒子的盒模型。该属性的两个属性值分别表示为:content-box(标准盒模型)和 border-box(IE 盒模型)。
box-sizing
The text was updated successfully, but these errors were encountered:
什么是盒子模型?
在网页种,一个元素占有空间的大小由几个部分构成,其中包括元素的内容content,元素的内边距padding,元素的边框border,元素的外边距margin四个部分。
content
padding
border
margin
这四个部分占有的空间中,有的部分可以显示相应的内容,而有的部分只是用来分隔相邻的区域。
四个部分一起构成了css中元素的盒模型。
css
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盒模型主要有以下几部分组成:
盒模型分为两种:
默认的情况下,盒子都是基于标准盒模型的盒子。
在 css3 中出现了
box-sizing
属性,该属性会改变默认盒子的盒模型。该属性的两个属性值分别表示为:content-box(标准盒模型)和 border-box(IE 盒模型)。The text was updated successfully, but these errors were encountered: