These examples are images with dynamic css shadow. The shadow is automatically inserted, all these with only one class added to the image's hyperlink.
Shadow - Lifted
<a class="thumbnail has_shadow lifted" href="#"><
img class="img-responsive" src="images/img-06.jpg" alt="" >
</a>
Shadow - Curled
<a class="thumbnail has_shadow curled" href="#"><
img class="img-responsive" src="images/img-06.jpg" alt="" >
</a>
Shadow - Perspective
<a class="thumbnail has_shadow perspective" href="#"><
img class="img-responsive" src="images/img-06.jpg" alt="" >
</a>
Shadow - Raised
<a class="thumbnail has_shadow raised" href="#"><
img class="img-responsive" src="images/img-06.jpg" alt="" >
</a>
Shadow - Curved
<a class="thumbnail has_shadow curved" href="#"><
img class="img-responsive" src="images/img-06.jpg" alt="" >
</a>
Shadow - Curved Vertical
<a class="thumbnail has_shadow curved curved-vt-2" href="#"><
img class="img-responsive" src="images/img-06.jpg" alt="" >
</a>
Shadow - Curved Horizonal
<a class="thumbnail has_shadow curved curved-hz-1" href="#"><
img class="img-responsive" src="images/img-06.jpg" alt="" >
</a>