body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    position: relative;
}
.title {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 10px 0;
}
.title a {
    text-decoration: none;
    color: inherit;
}
.title a:hover {
    color: rgb(200,70,40);
}
#canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: block;
    cursor: grab;
}
#canvas:active {
    cursor: grabbing;
}