title: Button not center align in Safari
body: <p>Button not centered align in Safari browser only.</p>
  
  <p><a href="http://jsfiddle.net/4Lgk6rdp/1/" rel="nofollow noreferrer"><strong>JSFIddle</strong></a></p>
  
  <p><strong>HTML</strong></p>
  
  <pre><code>&lt;div class="" style=" width: 100%; "&gt;
      &lt;input value="Button" class="center-block" type="submit" style=""/&gt;
  &lt;/div&gt;
  </code></pre>
  
  <p><strong>CSS</strong></p>
  
  <pre><code>.center-block {
  display: block;
  margin-right: auto;
  margin-left: auto;
  }
  </code></pre>
  
  <p>Above problem just come in Safari. In Chrome and Firefox it works fine.</p>