<style> #d1 { position: absolute; top: 0px; left: 0px; will-change: transform; width: 64px; height: 64px; background: red; } #d2 { position: absolute; top: 0px; left: 0px; will-change: opacity; opacity: 0.5; width: 32px; height: 32px; background:blue; } #d3 { will-change: transform; } #d4 { will-change: transform; } </style> <div id="d2"> <div id="d3"> sadf </div> <div id="d4"> sdf </div> </div> <div id="d1"> </div>