<!DOCTYPE html>
<div style="position: absolute; top: 8px; left: 8px; width: 200px;
height: 200px; background: lightgray"></div>
<div style="position: absolute; top: 8px; left: 208px; width: 200px;
height: 200px; background: lightblue;
outline: auto 1px; will-change: transform"></div>