JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
<div id="categories-selections" class="container-fluid">
<div class="col-md-2 col-md-offset-1 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
<div class="col-md-2 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
<div class="col-md-2 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
<div class="col-md-2 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
<div class="col-md-2 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
<div class="col-md-2 col-md-offset-1 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
<div class="col-md-2 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
<div class="col-md-2 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
<div class="col-md-2 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
<div class="col-md-2 no-padding">
<img src="http://www.cats.org.uk/uploads/images/pages/photo_latest14.jpg" class="img-responsive" />
</div>
</div>
CSS
.no-padding {
padding: 0px;
}
.col-md-2 img {
border: 1px solid #ccc;
}