Center image above text in bootstrap - html

Question

I am trying to make the main page for a website.
I want three images with text underneath but the images are not centered above the text. Here is the jsFiddle.
JsFiddle
<div class="row" style="text-align:center">
<div class="col-md-4 col-xs-8">
<img src="http://s27.postimg.org/5emjkk14v/image.jpg" class="img-responsive" style="height:180px;width:180px;" />
<h4> Vaccinations</h4>
<p>Dogs and cats are susceptible to a variety of illnesses that can be completely prevented by following the appropriate vaccination schedule.</p>
</div>
<div class="col-md-4 col-xs-8">
<img src="http://s27.postimg.org/5emjkk14v/image.jpg" class="img-responsive" style="height:180px;width:180px;" />
<h4>Checkups</h4>
<p>Regular checkups are a key factor in pet wellness, and can often unearth problems that could lead to health issues down the road. </p>
</div>
<div class="col-md-4 col-xs-8">
<img src="http://s27.postimg.org/5emjkk14v/image.jpg" class="img-responsive" style="height:180px;width:180px;" />
<h4> Senior Pets</h4>
<p>Senior pets generally require more medical attention than their younger counterparts, just as senior humans do. So when is a pet considered “senior”? </p>
</div>
</div>

Answer 1

You need to set the left and right margins of the images to auto
.col-md-4.col-xs-8 img {
margin: 0 auto;
}
Updated JSFIDDLE

Answer 2

.img-responsive{display:inline-block}