You can create blockquote of 5 different style. Check demo:
http://demo.drupar.com/paripro/blockquote
Default Blockquote
Use below sample code.
<blockquote>
Your content here ..
</blockquote>Blockquote Style Two
Use below sample code.
<div class="blockquote">
Your content here ..
</div>Blockquote Style Three
Use below sample code.
<div class="blockquote2">
Your content here ..
</div>Blockquote Style Four
Use below sample code.
<div class="blockquote3">
Your content here ..
</div>Blockquote Style Five
Use below sample code.
<div class="blockquote4">
Your content here ..
</div>