body,html{margin:0;padding:0;display:block;width:100vw;height:100vh;overflow:hidden;background-color:#fff}canvas{max-width:100%;max-height:100%;bottom:0;left:0;margin:auto;overflow:auto;position:fixed;right:0;top:0;object-fit:contain;width:100vw!important;height:100vh!important}