:root{--page-background:#c7e2fb;background:var(--page-background)}*{box-sizing:border-box}html{background:var(--page-background);min-width:320px;min-height:100%}body{background:var(--page-background);min-width:320px;min-height:100dvh;margin:0}#app{background:var(--page-background);min-height:100dvh}.viewer{background:var(--page-background);width:100%;min-height:100dvh}.image-stage{background:var(--page-background);width:min(100%,640px);margin:0 auto}.content-image{object-fit:contain;width:100%;height:auto;display:block}