title: Add triangle corner button css
body: <p>I would to replicate this : <a href="http://prntscr.com/k5wp2t" rel="nofollow noreferrer">http://prntscr.com/k5wp2t</a> 
  I try with this code, but I need help to set it better.</p>
  
  <pre><code>&lt;div class="button"&gt;MAGGIORI INFORMAZIONI&lt;/div&gt;
  
  .button {
   position: relative;
   display: block;
   width: 120px;
   height: 50px;
   background: blue;
   }
  
  .button:after{
   position: absolute;
   bottom: 0;
   height: 0;
   width: 0;
   left: 30%;
   border: 30px solid transparent;
   border-bottom-color: red;
   content: "";
   }
  </code></pre>
  
  <p>thanks </p>