body {
    margin: 0;
    padding: 0;
    background-color: #000;
    color: #00ff00;
    font-family: 'Arial', sans-serif;
    background-image: url('https://source.unsplash.com/random/1920x1080/?space');
    background-size: cover;
}

.game-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.game-header {
    text-align: center;
    margin-bottom: 20px;
}

.game-area {
    display: flex;
    justify-content: center;
    gap: 20px;
}

#gameCanvas {
    border: 2px solid #00ff00;
    background-color: rgba(0, 0, 0, 0.8);
}

.game-controls {
    background-color: rgba(0, 0, 0, 0.8);
    padding: 20px;
    border: 2px solid #00ff00;
}

.next-piece {
    margin-bottom: 20px;
}

#nextCanvas {
    border: 1px solid #00ff00;
    background-color: rgba(0, 0, 0, 0.8);
}

.controls {
    margin-bottom: 20px;
}

button {
    background-color: #00ff00;
    color: #000;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    font-weight: bold;
    width: 100%;
}

button:hover {
    background-color: #00cc00;
}

.score-board {
    display: flex;
    justify-content: center;
    gap: 20px;
    font-size: 1.2em;
    margin-top: 10px;
}