JSFiddle - React, Tailwind, and code Playground

HTML

<input type="checkbox" id="CCMethod">
<label class=" inline" for="CCMethod">Credit Card</label>

<div id="CCPay" class="CCPay">
              <div class="field">
				  <label for="NameOnCard" title="Name on Card">Name on Card<span>&#42;</span></label>
				  <input type="text" id="NameOnCard" name="NameOnCard" class="required"/> 
			  </div>

			  <div class="field">
				  <label for="CreditCardType" title="Card Type">Card Type<span>&#42;</span></label>
				  <select name="CreditCardType" class="required">
				    <option value=""> - Select - </option>
				    <option value="">123</option>
				  </select>
			  </div>

			<div class="field">
			  <label for="CardNumber" title="Card Number">Card Number<span>&#42;</span></label>
			  <input type="text" id="CardNumber" name="CardNumber"  class="required numeric" autocomplete="off" maxlength="16"/>
			</div>

			<div class="field">
			<label for="CardExpMonth" title="Expiration Month">Expiration Date <span>&#42;</span></label>
			<select name="CardExpMonth" class="required">
			  <option value="" selected> - Month - </option>
			  <option value="1">1 January</option>
			  <option value="2">2 February</option>
			  <option value="3">3 March</option>
			  <option value="4">4 April</option>
			  <option value="5">5 May</option>
			  <option value="6">6 June</option>
			  <option value="7">7 July</option>
			  <option value="8">8 August</option>
			  <option value="9">9 September</option>
			  <option value="10">10 October</option>
			  <option value="11">11 November</option>
			  <option value="12">12 December</option>
			</select>
			</div> 

			<div class="field">
			  <select id="CardExpYear" name="CardExpYear" class="required">
			    <option value="" selected> - Year - </option>
			    <option value="2013">2013</option>
			    <option value="2014">2014</option>
			    <option value="2015">2015</option>
			    <option value="2016">2016</option>
			    <option value="2017">2017</option>
			    <option...

CSS

.CCPay {
    display:none
}

#CCMethod:checked ~ .CCPay {
    display:block
}