*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0d1117;--surface:#161b22;--border:#30363d;--text:#e6edf3;--muted:#8b949e;--green:#00e5a0;--yellow:#f5c518;--red:#ff6b6b}body,html{height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button{cursor:pointer;font-family:inherit}