效果：
代码：
<div class="container">
<div class="item" style="height:50px"></div>
<div class="item" style="height:20px"></div>
<div class="item" style="height:30px"></div>
<div class="item" style="height:60px"></div>
<div class="item" style="height:40px"></div>
<div class="item" style="height:50px"></div>
<div class="item" style="height:70px"></div>
</div>
<style type="text/css">
.container {
column-count: 5;
column-gap: 10px;
}
.item {
break-inside: avoid;
box-sizing: border-box;
padding: 10px;
border:1px solid #aaa;
margin-bottom: 10px;
}
</style>
标签：box,column,布局,瀑布,10px,border,css From： https://www.cnblogs.com/jsper/p/18682575