body { padding-top: 2rem; background-color: #f8f9fa; }
#viewer { border: 1px solid #dee2e6; border-radius: 0.5rem; background: white; }
.svg-wrap { border: 1px solid #dee2e6; border-radius: 0.5rem; padding: 0.5rem; background: white; }
.mono { font-family: ui-monospace, Menlo, Monaco, "Cascadia Mono", "Segoe UI Mono", "Courier New", monospace; }