body {
    margin: 0;
    padding: 40px;
    background-color: #0d1026;
    font-family: Arial, sans-serif;
    color: #f2f0ff;
}

center {
    font-size: 24px;
    font-weight: bold;
    color: white;
}

form {
    width: 350px;
    margin: 35px auto;
    padding: 30px;
    background-color: #181936;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
}

.options {
    font-size: 17px;
    font-weight: normal;
    line-height: 1.8;
    color: #ddd9f5;
}

.options input[type="radio"] {
    accent-color: #7657d9;
}

.options label {
    margin-left: 5px;
}

.btn {
    display: block;
    width: 100%;
    margin-top: 25px;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background-color: #5540a8;
    color: white;
    font-size: 16px;
    font-weight: bold;
}

.btn:hover {
    background-color: #6d55c7;
}