执行以下代码,如果想要 box1 盒子压着 box2 盒子,下列选项中,做法不可行的是()
<style>
div {
width: 200px;
height: 200px;
}
.box1 {
position: relative;
}
.box2 {
position: relative;
top: -100px;
}
</style>
<div class="box1"></div>
<div class="box2"></div>
