body{font-family:Arial,sans-serif;background-color:#f4f4f4;margin:0;padding:0}.container{max-width:600px;margin:50px auto;background:#fff;padding:30px;border-radius:8px;box-shadow:0 0 10px #0000001a}h2{text-align:center;margin-bottom:20px}form div{margin-bottom:15px}label{display:block;margin-bottom:5px;font-weight:700}input[type=text],input[type=password]{width:100%;padding:8px;box-sizing:border-box;border:1px solid #ccc;border-radius:4px}button{padding:10px 15px;background-color:#007bff;border:none;color:#fff;cursor:pointer;border-radius:4px;transition:background-color .3s ease}button:hover{background-color:#0056b3}button:disabled{background-color:#ccc;cursor:not-allowed}ul{list-style-type:none;padding:0}li{margin-bottom:10px}a{text-decoration:none;color:#007bff;transition:color .3s ease}a:hover{color:#0056b3}