Oreon-Lime-R2/mingw-wine-gecko/wine-gecko-2.47.4-src/wine-gecko-2.47.4/layout/reftests/box-shadow/boxshadow-rounded-spread.html

<div style="box-shadow: 20px 320px 0 10px grey; width: 300px; height: 300px; border-radius: 100%; position: absolute; top: 20px; left: 20px;">shadow div</div>