body{font:18px system-ui;background:#f4f6fa;color:#17223b;margin:0}main{max-width:720px;margin:5vh auto;padding:32px;background:white;border-radius:16px}input,select,button{font:inherit;padding:10px;margin:10px 0}label{display:block}button{cursor:pointer}a{color:#294bc0}code{overflow-wrap:anywhere}