* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: white;
}

.game-container {
    text-align: center;
    background: rgba(0, 0, 0, 0.7);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

h1 {
    margin-bottom: 20px;
    color: #ffd700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

#gameCanvas {
    border: 3px solid #ffd700;
    background: #2a2a2a;
    display: block;
    margin: 0 auto;
    border-radius: 5px;
}

.controls {
    margin-top: 15px;
    font-size: 14px;
    color: #ccc;
}

.controls p {
    margin: 5px 0;
}