#rof-container {
    max-width: 600px;
    margin: 20px auto;
    padding: 15px;
    border-radius: 4px;
    background-color: #222;
    color: #fff;
}

.rof-form {
    display: flex;
    flex-direction: column;
}

.rof-form input[type="text"],
.rof-form input[type="submit"] {
    margin-bottom: 10px;
    padding: 10px;
    border: 1px solid #333;
    border-radius: 4px;
}

.rof-form input[type="submit"] {
    background-color: #e53935;
    color: #fff;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.rof-form input[type="submit"]:hover {
    background-color: #b71c1c;
}

.rof-result {
    margin-top: 20px;
    padding: 10px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid #444;
    border-radius: 4px;
}

.rof-result.success {
    color: #4CAF50;
}

.rof-result.error {
    color: #F44336;
}