I have a content like this:
<div class="overview cellpadding" id="websitesandportals">
<div class="container-fluid">
<div class = "row">
<div class="col-md-6 even">
<img src="/assets/images/custom portal.jpg" alt="Image 2" class="img-full img-responsive servicesubpageimage" >
<div class="empty-space sm-30 xs-30"></div>
</div>
<div class="col-md-6 servicesubpagetextcol odd">
<div class="col-content" >
<h1 class=" content-title bighead text-left service-subpage-subheadings">hhghhhhhhhhh</h1>
<div class="simple-text text-justify service-subpage-subheadings-content">
<p>ghhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh</p>
<a href="contactus.html">
<div class="service-subpage-button">
<div class="sim-button button6 stripbutton webdevelopbutton service-subpage-button-div"><span>Get Quote</span></div>
</div>
</a>
</div>
</div>
</div>
</div>
</div>
</div>
i want to display the content first and image ath the bottom in small devices and xs devices. But in large screens.how to do it?