:root{--background:#f5f7fb;--foreground:#172033}*{box-sizing:border-box}body,html{min-height:100%;background:var(--background)}body{margin:0;color:var(--foreground);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button,input,textarea{font:inherit}button{border:0}