Question

把div在另一个div的顶部的一个div的底部显示？

如图

Answer 1

<div class="div1" style="width: 100px; height: 300px; background: #f00;"> div1 <div class="div2" style="width: 100px; height: 200px;background: #fcc; position: relative"> div2 <div class="div3" style="width: 100px; height: 100px; position: absolute; bottom: 0; background: #3ff;"> div3 </div> </div></div>