body {
    margin: 0;
    padding: 0;
    background-color: #333;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    font-family: 'Courier New', monospace;
    color: #fff;
}

#game-container {
    position: relative;
    width: 640px;
    height: 576px;
    background-color: #000;
    margin-bottom: 10px;
}

#game-canvas {
    width: 100%;
    height: 100%;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

#debug-panel {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 300px;
    max-height: 500px;
    background-color: rgba(0, 0, 0, 0.8);
    border: 1px solid #666;
    padding: 10px;
    color: #fff;
    font-size: 12px;
    overflow-y: auto;
    z-index: 100;
}

#debug-panel h3 {
    margin-top: 5px;
    border-bottom: 1px solid #666;
}

#debug-panel pre {
    font-size: 10px;
    white-space: pre-wrap;
}

#controls {
    display: flex;
    gap: 10px;
}

button {
    background-color: #555;
    color: #fff;
    border: none;
    padding: 5px 10px;
    cursor: pointer;
    font-family: inherit;
}

button:hover {
    background-color: #777;
}

.hidden {
    display: none;
}