body{font-family:Arial,sans-serif;background:#f8f9ff;color:#17213d;margin:0;line-height:1.7}.wrap{max-width:760px;margin:0 auto;padding:30px 24px}header{background:#101a36;color:#fff}header a{color:#fff;text-decoration:none;font-weight:bold}main{background:#fff;margin:40px auto;border-radius:16px;padding:36px;border:1px solid #e6e8f2}h1{font-size:36px}a{color:#4655ed}footer{color:#68738c;font-size:12px}