I want to use order-width-pos from bootstrap 4 but for some reason its not working on the mobile view. It works fine up until the point where it snaps to the mobile viewsize and I dont know why.
https://codepen.io/anon/pen/zRpQeG
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
<section>
<div class="container">
<div class="row ">
<div class="col-xl-3 col-lg-6 col-md-6 col-sm-6 order-xs-last order-md-last order-lg-first box">
<h1>col 1</h1>
<hr/>
</div>
<div class=" col-xl-3 col-lg-6 col-md-6 col-lg-6 order-xs-first order-lg-first box">
<h1>Col 2</h1>
<hr/>
</div>
<div class=" col-xl-6 col-md-12 order-md-first order-xs-first order-lg-last box">
<h1>Col 3</h1>
<hr/>
</div>
</div>
</div>
</section>