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

#credits{
    margin-top: 20px;
    bottom: 10px;
    right: 10px;
    font-size: 0.9rem;
    color: #555;
}
a {
    color: gray;
    text-decoration: none;
}

html, body {
    width: 100%;
    height: 100%;
    background: #000;
    color: #fff;
    font-family: "Courier New", Courier, monospace;
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

#game-container {
    width: min(700px, 100%);
    border: 4px solid #fff;
    padding: 16px;
    background: radial-gradient(circle at top left, rgba(255,255,255,0.05), transparent 30%),
                linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.08));
}

#title {
    text-align: center;
    letter-spacing: 0.2em;
    margin-bottom: 12px;
    text-transform: uppercase;
    font-size: 1.5rem;
}

canvas {
    width: 100%;
    height: auto;
    display: block;
    background: #000;
    image-rendering: pixelated;
    border: 2px solid #fff;
}

#hud {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    font-size: 0.95rem;
}

#instructions {
    margin-top: 12px;
    font-size: 0.85rem;
    line-height: 1.6;
    color: #ddd;
}

button {
    margin-top: 12px;
    width: 100%;
    padding: 10px 14px;
    border: 2px solid #e5e0e0;
    background: transparent;
    color: #fff;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.95rem;
    transition: background 0.2s ease;
}

button:hover {
    background: rgba(255,255,255,0.1);
}