markdown 将鼠标悬停在DIV上以扩展宽度

Posted 2021-05-05

# Hover over DIV to expand width

[SOURCE](https://stackoverflow.com/a/39349006/1602807)

```html
<div id="growContainer">
  <div class="grow" style="background-color:#2A75A9;"></div>
  <div class="grow" style="background-color:#274257;"></div>
  <div class="grow" style="background-color:#644436;"></div>
  <div class="grow" style="background-color:#8F6048;"></div>
</div>
```

```css
html,body{
	margin: 0 auto;
	height: 100%;
	width: 100%;
}
body {
	background-color: black;
}
#growContainer{
	display: table;
	width:100%;
	height:100%;
}
.grow{
	display: table-cell;
	height:100%;
	width: 25%;
	-webkit-transition:width 500ms;
	-moz-transition:width 500ms;
	transition:width 500ms;
}
#growContainer:hover .grow{
	width:20%;
}
#growContainer:hover .grow:hover {
	width:40%;
}
```