html{font:18px/1.5 system-ui;background:#f6f7fb;color:#16243a}body{margin:0}main{max-width:46rem;margin:8vh auto;padding:2rem}h1{font-size:clamp(2rem,6vw,3.5rem);line-height:1.1}button{font:inherit;padding:.6rem 1.2rem;border:0;border-radius:.6rem;background:#245ada;color:white}a{color:#174cae}