#old-vs-new-tax-calculator {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    box-sizing: border-box;
    font-family: inherit;
    background-color: #ffffff;
    padding: 24px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
}

#old-vs-new-tax-calculator .input-group {
    margin-bottom: 20px;
}

#old-vs-new-tax-calculator label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333333;
    font-size: 16px;
}

#old-vs-new-tax-calculator input {
    width: 100%;
    padding: 12px;
    border: 1px solid #cccccc;
    border-radius: 4px;
    font-size: 16px;
    box-sizing: border-box;
}

#old-vs-new-tax-calculator input:focus {
    border-color: #007bff;
    outline: none;
}

#old-vs-new-tax-calculator .calculate-btn {
    width: 100%;
    padding: 14px;
    background-color: #007bff;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
}

#old-vs-new-tax-calculator .calculate-btn:hover {
    background-color: #0056b3;
}

#old-vs-new-tax-calculator .result-container {
    margin-top: 24px;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 4px;
    border: 1px solid #e9ecef;
}

#old-vs-new-tax-calculator #resultText {
    margin: 0;
    color: #333333;
    font-size: 16px;
    line-height: 1.6;
}

#old-vs-new-tax-calculator strong {
    font-weight: 700;
}

@media (max-width: 480px) {
    #old-vs-new-tax-calculator {
        padding: 20px;
    }
}