body{font:17px system-ui;background:#eef2f7;color:#162338;margin:0;padding:24px}main{max-width:540px;margin:5vh auto;background:white;padding:28px;border-radius:16px}h1{font-size:26px}label,input,button{display:block;box-sizing:border-box;width:100%;margin-top:14px}input,button{font:inherit;padding:12px;border:1px solid #8a98ac;border-radius:8px}button{background:#174bb5;color:white;cursor:pointer}button:disabled{opacity:.5}p{line-height:1.5}