body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(135deg, #000000, #008a1c, #00cf1f, #bbfac1);
    color: white;
    font-family: Arial, sans-serif;
    text-align: center;
    margin: 0;
}

#menu {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: absolute;
    z-index: 1; 
}

button {
    margin: 10px;
    padding: 10px 20px;
    font-size: 18px;
    border-radius: 5px;
    cursor: pointer;
    background: #8a0000;
    text-transform: uppercase;
    border: solid #cf0000;
    color: #fff;
}

button:hover {
    letter-spacing: 2px;
    background-color: #008a1c;
    color: #fff;
    border: solid #00cf1f;
}

canvas {
    background-color: black;
    display: block; 
    overflow: hidden;
    border: 5px solid #fff; 
}