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

body {
    background-color: #0a0a0a;
    font-family: 'Courier New', monospace;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: white;
}

.game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.game-header {
    display: flex;
    gap: 40px;
    padding: 20px;
    background-color: #1a1a1a;
    border-radius: 8px;
    border: 2px solid #790ECB;
}

.score-display, .lives-display, .level-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.label {
    font-size: 12px;
    color: #999;
    letter-spacing: 2px;
}

#score, #lives, #level {
    font-size: 24px;
    font-weight: bold;
    color: #790ECB;
}

#gameCanvas {
    border: 3px solid #790ECB;
    border-radius: 8px;
    background-color: #000;
    box-shadow: 0 0 20px rgba(121, 14, 203, 0.3);
}

.message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.9);
    padding: 30px 50px;
    border-radius: 12px;
    border: 3px solid #790ECB;
    color: white;
    pointer-events: none;
    display: none;
    z-index: 10;
}

.message.show {
    display: block;
}