<a class="btn" href="#"><i class="icon-flag"></i>&nbsp; normal</a><br>
<a class="btn" href="#"><i class="icon-flag icon-rotate-90"></i>&nbsp; icon-rotate-90</a><br>
<a class="btn" href="#"><i class="icon-flag icon-rotate-180"></i>&nbsp; icon-rotate-180</a><br>
<a class="btn" href="#"><i class="icon-flag icon-rotate-270"></i>&nbsp; icon-rotate-270</a><br>
<a class="btn" href="#"><i class="icon-flag icon-flip-horizontal"></i>&nbsp; icon-flip-horizontal</a><br>
<a class="btn" href="#"><i class="icon-flag icon-flip-vertical"></i>&nbsp; icon-flip-vertical</a>