footer.php

<div class="row text-center container-fluid  text text-center" id="footer">
<div class="col-md-4 col-lg-4 col-sm-12 pt-3">
    <i class="fa fa-facebook-square ic ml-4 pt-2" aria-hidden="true"></i>
    <i class="fa fa-twitter ic ml-4 pt-2" aria-hidden="true"></i>
    <i class="fa fa-instagram ic ml-4 pt-2" aria-hidden="true"></i>
</div>

<div class="col-md-4 col-lg-4 col-sm-12 pt-3">
    <a>Ced<span class="gree">Cab</span></a>
</div>
<nav class="col-md-4 col-lg-4 col-sm-12 pt-3" >
    <a class="text-dark"  href="login.php">LOGIN</a>
    <a class="text-dark"  href="register.php">REGISTER</a>
</nav>
</div>

<!-- <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script> -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
<script src="script.js"></script>
</body>
</html>