:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#17243a;background:#f5f7fa;font-family:Arial,Helvetica,sans-serif}*{box-sizing:border-box}body{margin:0}main{max-width:760px;margin:10vh auto;padding:32px}h1{font-size:clamp(2rem,5vw,3rem);line-height:1.15}p{line-height:1.7}a{color:#234f93;text-underline-offset:4px}