<!DOCTYPE html>
<link rel="help" href="https://drafts.csswg.org/css-shapes-1/#basic-shape-interpolation">
<style>
.target {
background-color: blue;
width: 100px;
height: 100px;
}
.outofbounds {
position: absolute;
top: 200px;
left: 200px;
height: 10px;
width: 10px;
background-color: blue
}
</style>
<div class="target">
<div class="outofbounds"></div>
</div>