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

body {
    background: #111;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
    font-family: monospace;
}

#game-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

canvas {
    border: 4px solid #E53935;
    border-radius: 4px;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
    max-width: 100vw;
    max-height: 100vh;
    object-fit: contain;
}

#youtube-btn {
    position: absolute;
    bottom: 14%;
    left: 50%;
    transform: translateX(-50%);
    padding: 14px 32px;
    background: #E53935;
    color: #FFF;
    font-family: monospace;
    font-size: 18px;
    font-weight: bold;
    text-decoration: none;
    border-radius: 8px;
    border: 3px solid #FFD700;
    cursor: pointer;
    z-index: 10;
    transition: background 0.2s, transform 0.1s;
}

#youtube-btn:hover {
    background: #C62828;
    transform: translateX(-50%) scale(1.05);
}