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doc(css): 清除浮动 #14

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4 changes: 2 additions & 2 deletions 0-前端基础/CSS/README.md
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Expand Up @@ -116,15 +116,15 @@ BFC 布局规则：
- 从布局上"消失"
- 高度塌陷

### 清楚浮动
### 清除浮动

浮动的元素布局时不会占据父元素的布局空间，即父元素布局时不会管浮动元素，浮动元素有可能超出父元素，从而对其他元素造成影响。

方法一：让父元素变为一个 BFC。
父元素 overflow: auto/hidden。 让父元素去关注里面的高度。
必须定义 width 或 zoom:1，同时不能定义 height，使用 overflow:auto 时，浏览器会自动检查浮动区域的高度

方法二： 使用伪元素清楚浮动
方法二： 使用伪元素清除浮动

```css
.container::after {
Expand Down