:root{--qt-accent:#d5195d}
.qt-btn{font-size:28px;padding:18px 24px;border-radius:14px;border:none;background:#e9e9e9}
.qtu-restart-fixed{position:fixed;left:50%;transform:translateX(-50%);bottom:18px;z-index:9999;
  display:inline-block;background:var(--qt-accent);color:#fff !important;
  font-weight:700;border:none;border-radius:18px;padding:18px 28px;font-size:22px;
  box-shadow:0 8px 20px rgba(0,0,0,.18); cursor:pointer}
/* grilla */
.qt-grid .celda{border:1px solid #999;border-radius:8px;padding:10px;background:#fff;text-align:center;font-size:22px;cursor:pointer}
.qt-grid .celda.taken{background:#f66 !important;cursor:not-allowed}
.qt-grid .celda.selected{outline:4px solid #0a0}
/* ocultar botón continuar si existiera en otros temas */
#go{display:none !important}
body{padding-bottom:88px}