title: How to make a very large facebook share button?
body: <p>I would like to make a dynamic facebook share button, which I can of course make on facebook's page. 
  However, I would like to make a very large button, just like on this website:
  <a href="http://fullym.com/these-photos-of-an-el-salvador-prison-for-gang-members-may-make-you-sick/" rel="noreferrer">http://fullym.com/these-photos-of-an-el-salvador-prison-for-gang-members-may-make-you-sick/</a></p>
  
  <p>But I have no idea how?</p>
  
  <p>I'm using Joomla.</p>
  
  <p>Thanks!</p>