/* Styles of tool: Lights Out Puzzle */
.lo-board{display:inline-grid;gap:6px;margin:10px auto 0;max-width:340px}
.tool-box .lo-cell{aspect-ratio:1;width:56px;background:#2b3450!important;border:1px solid #1a2133!important;border-radius:8px!important;box-shadow:inset 0 0 0 2px rgba(255,255,255,.03)!important;cursor:pointer;transition:background .12s}
.tool-box .lo-cell.on{background:#f7b928!important;box-shadow:0 0 14px rgba(247,185,40,.7)!important}
@media(max-width:480px){.tool-box .lo-cell{width:46px}}