body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
    color: #fff;
    font-family: Arial, sans-serif;
}

#wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

canvas {
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

#overlayText {
    position: absolute;
    top: 50%; 
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 1;
    background-color: rgba(0, 0, 0, 0.8);
    padding: 20px;
    border-radius: 10px;
    max-height: 70vh;
    overflow: auto;
}

h1, h2, h3, p {
    margin: 0;
}