JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<div class="container-fluid cust-main-container">
  <div class="row">
    <div class="col-sm-2">
      <!-- [..] -->
    </div>
    <div class="col-sm-10 bg">
      <!-- [..] -->
    </div>
  </div>
</div>

CSS

* {
	height: 100%;
}

.cust-main-container,
.cust-main-container > .row {
	height: 100%;
}

.bg{
	background: url('http://placehold.it/150x350');
    background-repeat: no-repeat;
    background-position: center center;
    background-attachment: fixed;
    -webkit-background-size: contain;
    -moz-background-size: contain;
    -o-background-size: contain;
    background-size: contain;
}

.col-sm-2 {
  border: 1px solid blue;
}

.col-sm-10 {
  border: 1px solid green;
}