.fiscal-power-calculator {
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    background-color: #f5f5f5;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.fiscal-power-calculator h2 {
    color: #333;
    text-align: center;
    margin-bottom: 20px;
}

.calculator-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-group label {
    font-weight: bold;
    color: #555;
}

.form-group input,
.form-group select {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    background-color: #fff;
}

.form-group select {
    cursor: pointer;
}

button {
    background-color: #6c171b;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 10px;
}

button:hover {
    background-color: #8b1e23;
}

.result-section {
    margin-top: 20px;
    padding: 15px;
    background-color: #fff;
    border-radius: 4px;
    text-align: center;
}

.result-section h3 {
    color: #333;
    margin-bottom: 10px;
}

#fiscal-power-result {
    font-weight: bold;
    color: #6c171b;
    font-size: 1.2em;
}

#electric-fields,
#combustion-fields {
    transition: all 0.3s ease;
}