*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{color:#1a1a1a;background:#f5f5f5;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px}a{color:#06c;text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;background:#fff;border:1px solid #ccc;border-radius:6px;padding:8px 14px;font-family:inherit;font-size:14px;transition:background .15s}button:hover:not(:disabled){background:#f0f0f0}button:disabled{opacity:.45;cursor:not-allowed}input,textarea,select{background:#fff;border:1px solid #ccc;border-radius:6px;width:100%;padding:8px 12px;font-family:inherit;font-size:14px}input:focus,textarea:focus{border-color:#0000;outline:2px solid #06c}pre{font-family:Fira Code,Courier New,monospace;font-size:12px}