body {
    background-color: #FFF;
    font-family: Arial, sans-serif;
    color: #333;
}

input, select, textarea, button {
    width: 100%;
    max-width: 400px;
    padding: 8px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}

button {
    background-color: #444;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background-color: #666;
}

.success {
    color: green;
}

.error {
    color: red;
}