:root{color-scheme:light;--text:#2f2926;--muted:#6c5f57;--line:#eadfd3;--warm:#fffaf3}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--warm);color:var(--text);font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}::selection{background:#ffe0bd}