body {
    font-family: Arial, sans-serif;
    background-color: #111;
    margin: 0;
    padding: 0;
}

.page-wrapper {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background-color: #111;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

.container {
    padding: 20px;
}

.registration-form {
    text-align: center;
}

.form-container {
    background-color: #111;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.form-container h2 {
    margin-bottom: 20px;
    color: #111;
}

label {
    display: block;
    margin: 10px 0 5px;
    color: red;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="text"] {
    width: calc(100% - 20px);
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.submit-button {
    background-color: #5cb85c;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.submit-button:hover {
    background-color: #4cae4c;
}

.checkbox-group {
    margin: 20px 0;
}

.checkbox-group label {
    display: inline;
    margin-left: 5px;
}

.error-message {
    color: red;
    background-color: #fdd;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 10px;
}

.success-message {
    color: black;
    background-color: #e8f5e9;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 10px;
}

.success-container p {
    margin-top: 10px;
    font-weight: bold;
color: red;
}