JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.2/jquery.min.js"></script>
<form class="formStyle7">

<header>OECTA PD Network Workshop</header>
<p>Workshop Application Form</p>
<div class="clearFix"></div>

<div class="formContainer">

<div class="input-group">
    <input type="text" />
    <label>First Name</label>
</div>


<div class="input-group">
    <input type="text" />
    <label>Last Name</label>
</div>


<div class="input-group">
    <input type="email" />
    <label>Email Address</label>
</div>


<div class="input-group">
    <input type="text" />
    <label>Contact Number</label>
</div>


<select id="unitPresidentDDL">
    <option>Select</option>
    <option>Unit 1</option>
    <option>Unit 2</option>
    <option>Unit 3</option>
</select>


<select id="proposedWorkshopDDL">
<option>Select</option> 
<option>Workshop 1</option>
<option>Workshop 2</option>
<option>Workshop 3</option>
</select>

<div class="input-group">
    <input type="text" />
    <label>Date for Workshop</label>
</div>

<div class="input-group">
    <input type="text" />
    <label>Time for Workshop</label>
</div>

<div class="input-group">
    <input type="text" />
    <label>Location for Workshop</label>
</div>

<div class="input-group">
    <input type="submit" />
</div>

CSS

.formStyle7 {
display: block;
height: 750px;
width: 500px;
background-color: #FFFFFF;
border: none;
border-radius: 3px;
box-shadow: rgb(128, 128, 128) .1px .1px 5px, rgb(128, 128, 128) -.1px -.1px 5px;
margin: 30px auto;
}

input {
background: none;
border: 1px solid #21a1e1;
margin: 15px;
display: inline-block;
height: 30px;
width: 455px;
 }

 input:focus,
 input:active {
 outline: none;
 }

 input[type="text"],
 input[type="email"] {
 border: none;
 border-bottom: 1px solid #b3c1cc;
 }

 .input-group {
position: relative;
 }

 .input-group label {
 position: absolute;
 left: 15px;
 top: 30px;
 font-style: italic;
 font-size: 18px;
 color: #999;
 -webkit-transform: translateY(-50%);
 transform: translateY(-50%);
 pointer-events: none;
transition: all 0.2s ease;
  }

 .input-group input:focus + label,
 .input-group input.has-value + label {
 top: 13px;
 font-size: 12px;
 color: #aaa;
 }

#proposedWorkshopDDL {
background: none;
border: 1px solid #21a1e1;
margin: 15px;
display: inline-block;
height: 30px;
width: 455px;
 }

 #unitPresidentDDL {
 background: none;
 border: 1px solid #21a1e1;
 margin: 15px;
 display: inline-block;
 height: 30px;
 width: 455px;
 }

.clearFix {
clear: both;
 }

header {
height: 40px;
width: 500px;
font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida         Sans', Arial, sans-serif;
font-size: 24px;
color: #b3c1cc;
float: left;
margin: 25px 10px 0px 15px;
 }

 p {
 height: 40px;
   width: 500px;
  font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande',     'Lucida Sans', Arial, sans-serif;
font-size: 20px;
color: #b3c1cc;
float: left;
 margin-left: 15px;
margin-top: -5px;
}

 .formContainer {
margin-top: 0px;
 }

JavaScript

$(function() {
$(".formStyle7 .input-group input").blur(function(){

    var text_val = $(this).val();
    if (text_val === "") {
        $(this).removeClass('has-value');
    } else {
         $(this).addClass('has-value');
      }

    });

 });