title: How to use snap.svg draw the loading icon
body: <p>How to use snap.svg draw the loading as this <a href="https://jxnblk.github.io/loading/" rel="nofollow">https://jxnblk.github.io/loading/</a>,</p>
  
  <p>I think that may use the method <code>Snap.load</code>, but I want it centered in the container.</p>
  
  <p>I try to use <code>pager.group</code> to wrap it, but they are all smaller than the original ones.</p>
  
  <p>I alse try to use css to control their styles!</p>
  
  <p>demo link: <a href="http://jsfiddle.net/icai/w2N47/" rel="nofollow">http://jsfiddle.net/icai/w2N47/</a></p>