#game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: #000;
    color: #00ff88;
    position: relative;
}

#snake-canvas {
    background: #000;
    border: 2px solid #00ff88;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
    max-width: 90%;
    max-height: 90%;
}

.game-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    background: rgba(0, 0, 0, 0.85);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid #00ff88;
    z-index: 10;
}

.game-overlay h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: #fff;
    text-shadow: 0 0 10px #00ff88;
}

.game-overlay p {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.start-btn {
    background: #00ff88;
    color: #000;
    border: none;
    padding: 12px 30px;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 5px;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.start-btn:hover {
    background: #fff;
    box-shadow: 0 0 15px #00ff88;
    transform: scale(1.05);
}

.score-board {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 1.5rem;
    font-weight: 700;
    color: #00ff88;
}