* {
    margin: 0px;
    padding: 0px;
    height: 100vh;
    width: 100vw;
    box-sizing: border-box;
    position: absolute;
    /* temporary, just to remove the scroll bar*/
}

canvas {
    border: 1px solid black;
    /* z-index: 1; */
    /* height: 100%;
    width: 100%; */
}


.card {
    width: 20rem;
    height: 30rem;
    /* z-index: 2; */
    background: #31beff;
}