Untitled

<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" type="text/css" href="semantic/dist/semantic.min.css">
<script
  src="https://code.jquery.com/jquery-3.1.1.min.js"
  integrity="sha256-hVVnYaiADRTO2PzUGmuLJr8BLUSjGIZsDYGmIJLv2b8="
  crossorigin="anonymous"></script>
<script src="semantic/dist/semantic.min.js"></script>
    </head>
    <body>

<div class="ui container">

    <!--HEADER-->
    <form class="ui form">
  <div class="field">
    <label>First Name</label>
    <input type="text" name="first-name" placeholder="First Name">
  </div>
  <div class="field">
    <label>Last Name</label>
    <input type="text" name="last-name" placeholder="Last Name">
  </div>
  <div class="field">
    <div class="ui checkbox">
      <input type="checkbox" tabindex="0" class="hidden">
      <label>I agree to the Terms and Conditions</label>
    </div>
  </div>
  <button class="ui button" type="submit">Submit</button>
</form>
        </div>
    </body>
</html>