body,
html {
    position: absolute;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: rgb(60, 97, 153);
    touch-action: none;
}

svg {
    position: absolute;
    width: 100%;
    height: 100%;
    background: #c9c9c9;
    cursor: pointer;
    filter: sepia(20%);
}