*,:after,:before{box-sizing:border-box;margin:0;padding:0}body,html{background-color:var(--tg-theme-bg-color,#fff);color:var(--tg-theme-text-color,#000);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:16px;height:100%;line-height:1.5;-webkit-font-smoothing:antialiased}.app{display:flex;flex-direction:column;min-height:100dvh}.app.dark{--fallback-bg:#1c1c1e;--fallback-text:#fff;--fallback-secondary-bg:#2c2c2e;--fallback-hint:#8e8e93;--fallback-button:#0a84ff}.app:not(.dark){--fallback-bg:#fff;--fallback-text:#000;--fallback-secondary-bg:#f2f2f7;--fallback-hint:#6c6c70;--fallback-button:#007aff}