body {
    font-family: Arial, sans-serif;
    background-color: #f9f9f9;
    margin: 0;
    padding: 0;
    text-align: center;
}

h2 {
    margin-top: 20px;
}

form {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin: 20px auto;
    max-width: 600px;
}

label {
    display: block;
    margin-bottom: 10px;
    font-weight: bold;
}

input[type="radio"] {
    display: none;
}

input[type="radio"] + label {
    display: inline-block;
    vertical-align: middle;
    cursor: pointer;
}

input[type="radio"] + label::before {
    content: "";
    display: inline-block;
    width: 10px;
    height: 10px;
    margin-right: 5px;
    border: 1px solid #007bff;
    border-radius: 50%;
    vertical-align: middle;
}

input[type="radio"]:checked + label::before {
    background-color: #007bff;
}

input[type="submit"] {
    background-color: #007bff;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 20px;
}

input[type="submit"]:hover {
    background-color: #0056b3;
}