JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
<div class="container-fluid">
    <div class="row">
        <div class="landing-col col-md-12"></div>
        <div class="first-col col-md-4"></div>
        <div class="second-col col-md-4"></div>
        <div class="third-col col-md-4"></div>
    </div>
</div>

CSS

.landing-col {
    background: url('http://sample.trainingdata.com.au/images/99.jpg') no-repeat;
    -webkit-background-size: 100% auto;
    -moz-background-size: 100% auto;
    -o-background-size: 100% auto;
    background-size: 100% auto;
    height: 300px;
    margin:0;
    padding:0px;
}
.first-col {
    background: url('http://www.gstatic.com/tv/thumb/tvbanners/15814569/p15814569_b_v8_aa.jpg') no-repeat;
    -webkit-background-size: 100% auto;
    -moz-background-size: 100% auto;
    -o-background-size: 100% auto;
    background-size: 100% auto;
    height: 300px;
}
.second-col {
    background: url('http://www.gstatic.com/tv/thumb/tvbanners/15814569/p15814569_b_v8_aa.jpg') no-repeat;
    -webkit-background-size: 100% auto;
    -moz-background-size: 100% auto;
    -o-background-size: 100% auto;
    background-size: 100% auto;
    height: 300px;
}
.third-col {
    background: url('http://www.gstatic.com/tv/thumb/tvbanners/15814569/p15814569_b_v8_aa.jpg') no-repeat;
    -webkit-background-size: 100% auto;
    -moz-background-size: 100% auto;
    -o-background-size: 100% auto;
    background-size: 100% auto;
    height: 300px;
}