JSFiddle - React, Tailwind, and code Playground

HTML

<div align="center">
<form target="paypal" action="https://www.paypal.com/cgi-bin/webscr" method="post" >


						<table class="publicform" border="0"><colgroup> <col width="30%" /> <col width="70%" /> </colgroup>
					  <tbody>
						<tr>
						<td class="label" colspan="2">
							<div class="sep" style="margin-top:10px;"><h3>Step 1: Who You Are</h3></div>
						</td>
						</tr>
						<tr>
							<td class="label" align="right">Name </td>
							<td><input  required="required" id="newname" class="text" type="text" name="newname" size="40" maxlength="200" value="" /></td>
						</tr>
						<tr>
						<td class="label" align="right">Email </td>
						<td><input id="newemail" class="text" type="text" name="newemail" size="40" maxlength="120" value="" /></td>
						</tr>
						<tr>
						<td class="label" align="right">Phone </td>
						<td><input id="newphone" class="text" type="text" name="newphone" size="40" maxlength="200" value="" /></td>
						</tr>
						<tr>
						<td class="label" colspan="2">
							<div class="sep"><h3>Step 2: Your Home</h3></div>
						</td>
						</tr>
						<tr>
						<td class="label" align="right">Address </td>
						<td><input id="newaddress" class="text" type="text" name="newaddress" size="40" maxlength="200" value="" /></td>
						</tr>
						<tr>
						<td class="label" align="right">City </td>
						<td><input id="newcity" class="text" type="text" name="newcity" size="40" maxlength="200" value="" /></td>
						</tr>
						<tr>
						<td class="label" align="right">State </td>
						<td><select id="newstate" class="select free" name="newstate">
							<option> </option>
							<option value="AL">AL </option><option value="AK">AK </option><option value="AZ">AZ </option><option value="AR">AR </option><option value="CA">CA </option><option value="CO">CO </option><option value="CT">CT </option><option value="DE">DE </option><option value="DC">DC </option><option value="FL">FL </option><option value="GA">GA </option><option...

JavaScript

function CalculateOrder(form)
{	
//sample lang to sir ng javascript pero ito mismo na yung code.
//naka comment sa html ung code sa php 
if (form.text008.value == "1br" )
{form.amount.value ="119.00";}
		
if (form.text008.value == "1br" && form.extrass.checked ==true )
{form.amount.value = "139";}

}