
通过flex:1及margin-top来实现flex布局的重叠
<div id="cont" style="height:500px;display:flex;flex-direction: column;flex:1;">
<div style="height:500px;background-color:red;">bootom</div>
<div style="margin-top:-140px;background-color:yellow;height:100px;">top</div>
</div> 网友回复


