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

#canvas-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

#canvas {
    width: 100%;
    height: 100%;
}

.title {
    position: fixed;
    top: 50%;
    left: 50%;
    z-index: 999;
}