*{box-sizing:border-box;margin:0;padding:0}body{color:#333;background:#f5f5f5;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.5}a{color:#1773b0;text-decoration:none}a:hover{text-decoration:underline}