canvas {
    width: 100vw;
    height: 10vh;
    position: fixed;
    left: 0;
    bottom: 0;
    z-index: 100;
    }
.controls {
    display: flex;
    justify-content: center;
}
.controls img {
    position: fixed;
    bottom: 1.5vh;
    right: 1.5vh;
    width: 7vh;
    height: 7vh;
    cursor: pointer;
    z-index: 10000;
}