#maintenance-calculator {
    max-width: 400px;
    margin: 20px auto;
    padding: 20px;
    border: 2px solid #ff5722;
    background-color: #f1f8e9;
    font-family: Arial, sans-serif;
    border-radius: 8px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.2);
}

#maintenance-calculator h2 {
    text-align: center;
    color: #ff5722;
}

#maintenance-calculator label {
    color: #33691e;
    font-weight: bold;
}

input[type="number"] {
    width: 100%;
    padding: 8px;
    margin: 8px 0;
    border-radius: 4px;
    border: 1px solid #33691e;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #ff5722;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    background-color: #e64a19;
}

#maintenance-cost-result {
    text-align: center;
    font-size: 18px;
    font-weight: bold;
    margin-top: 20px;
    color: #d32f2f;
}