/* 시작배경 출처 */
/* https://pixabay.com/ko/illustrations/%EC%88%B2-%EB%82%98%EB%AC%B4-%EC%95%88%EA%B0%9C-%EC%8B%A4%EB%A3%A8%EC%97%A3-%ED%83%9C%EC%96%91-5855196/ */
body {
    margin: 0;
    padding: 0;
    background-image: url("./image/start_background.jpg");
    background-size: cover;
    -ms-overflow-style: none;
}
::-webkit-scrollbar {
  display: none;
}
#canvas {
    width: 100%;
    height: 100%;
}