.gm-area { max-width:600px; margin:0 auto; }
.gm-toolbar { display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:10px; margin-bottom:12px; }
.mode-group, .gm-actions { display:flex; flex-wrap:wrap; gap:7px; }
.gm-status { min-height:30px; display:flex; align-items:center; justify-content:center; font-size:15px; font-weight:700; margin-bottom:10px; }
.gm-board-wrap { padding:14px; }
#board { display:block; width:100%; max-width:540px; margin:0 auto; aspect-ratio:1; cursor:pointer; touch-action:manipulation; }
.center { text-align:center; }
@media (max-width:560px) { .gm-toolbar { justify-content:center; } }