body {
    background-color: #1e1e1e;
    color: #d4d4d4;
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 0;
    height: 100vh;
    overflow: hidden; 
}

h1 {
    margin-bottom: 20px;
}

canvas {
    background-color: #333; 
    border: 2px solid #555;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}