svg *{transform-box:fill-box;transform-origin:50%}html,body{background-color:#f2f3ec;margin:0}.appmain{max-width:1800px;margin:0 auto;display:grid}.appmain-img{grid-area:1/1/span 1/span 1;width:100%;height:auto;display:block}.appmain-canvas{aspect-ratio:2560/1664;grid-area:1/1/span 1/span 1;width:100%;height:auto}