JSFiddle - React, Tailwind, and code Playground

HTML

<div style="float:left">
    <div id='dynamicInput'>Pension 1: Amount: $
        <input type='text' name='adjustmentInputs[]' value='0' size='13' maxlength='20'>Start Year:
        <input type='text' name='adjustmentInputs[]' value='2032' size='5' maxlength='6'>
        <input type='hidden' name='adjustmentInputs[]' value='2100'>
        <select name='adjustmentInputs[]'>
            <option value='InflationAdjusted'>Inflation Adjusted</option>
            <option value='NotInflationAdjusted'>Not Inflation Adjusted</option>
        </select>by
        <select name='adjustmentInputs[]' class='pensionAdjustment1'>
            <option value='CPI'>CPI</option>
            <option value='constantPercentage'>Constant %</option>
        </select>
        <div id='constantPercentageText1' style='display: none'>@
            <input type='text' name='adjustmentInputs[]' value='3' size='5' maxlength='6'>%</div>
    </div>
    <input type="button" value="Add another Portfolio Adjustment" onClick="addInput('dynamicInput');">
</div>
<script>
    $("[class*=pensionAdjustment]").change(function() {
        var n = $(this).attr('class').replace('pensionAdjustment', '');
        var newId = "constantPercentageText" + n;
        var selectedItem = $(this).children('option:selected');
        if ($(this).val() == 'constantPercentage') {
            $("#constantPercentageText" + n).css('display', 'inline');
            $("#constantPercentageText" + n).show();
        } else {
            $("#constantPercentageText" + n).css('display', 'none');
        }
    });

    var counter = 1;
    var limit = 40;

    function addInput(divName) {
        if (counter == limit) {
            alert("You have reached the limit of adding " + counter + " inputs");
        } else {
            var newdiv = document.createElement('div');
            newdiv.innerHTML = "Pension " + (counter + 1) + ": Amount: $<input type='text' name='adjustmentInputs[]' value='0' size='13' maxlength='20'> Start Year:...