<div class="container">
    <div class="row">
        <div class="col-lg-4 col-sm-6"><div class="text-center"><a class="btn btn-default btn-lg" href="#" role="button">Sell</a></div></div>
        <div class="col-lg-4 col-sm-6"><div></div></div>
        <div class="col-lg-4 col-sm-12"><div class="text-center"><a class="btn btn-default btn-lg" href="#" role="button">Buy</a></div></div>
    </div>
</div>
Ok so iam wanting the 2 buttons next to eachother as they are but want them both in the middle of the screen (Vertically)
 
     
    