/* Separate URL intentionally bypasses legacy workers that ignore CSS query versions. */
.reversi-cell{-webkit-appearance:none;appearance:none}
/* Derive the disc's height from its width, not from the button's content-box height. */
.reversi-cell>.reversi-disc{position:absolute;display:block;left:10%;top:10%;right:auto;bottom:auto;width:80%;height:auto;aspect-ratio:1/1;padding:0;margin:0;border-radius:50%;pointer-events:none}