body{font-family:Arial,sans-serif;background-color:#f4f4f4;margin:0;padding:0}h1,h2{color:#333}ul{list-style-type:none}li{margin-bottom:10px}form{max-width:600px;margin:0 auto}input,textarea{width:100%;padding:10px;margin-bottom:10px;border-radius:5px}button{background-color:#4caf50;color:#fff;padding:10px 20px;border:none;border-radius:5px;cursor:pointer}button:hover{background-color:#45a049}