.wp2048-wrapper {
    max-width: 500px;
    margin: auto;
    text-align: center;
}

#grid {
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:5px;
    background:#bbada0;
    padding:10px;
    border-radius:8px;
}

.tile {
    height:80px;
    font-size:24px;
    font-weight:bold;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:6px;
    background:#cdc1b4;
    transition: transform 0.15s ease, background 0.15s ease;
}

.tile.merged {
    animation: pop 0.2s ease;
}

@keyframes pop {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.tile:not(:empty) {
    background:#f2b179;
    color:#fff;
    transform: scale(1.05);
}

.hidden { display:none; }

.score-panel {
    display:flex;
    justify-content:space-between;
    margin:15px 0;
}

.leaderboard-table {
    width:100%;
    border-collapse: collapse;
    margin-top:15px;
}

.leaderboard-table th,
.leaderboard-table td {
    border:1px solid #ddd;
    padding:8px;
}

.leaderboard-table th {
    background:#f4f4f4;
}

.adsense-slot {
    margin:20px auto;
    text-align:center;
}

.ad-top,
.ad-middle {
    display:block;
    width:100%;
}