/* WHATSAPP FIXO */
.whatsapp-fixo {
position: fixed;
bottom:10px;
right:10px;
z-index: 999;
}<!-- Load Facebook SDK for JavaScript -->
      <div id="fb-root"></div>
      <script>
        window.fbAsyncInit = function() {
          FB.init({
            xfbml            : true,
            version          : 'v5.0'
          });
        };

        (function(d, s, id) {
        var js, fjs = d.getElementsByTagName(s)[0];
        if (d.getElementById(id)) return;
        js = d.createElement(s); js.id = id;
        js.src = 'https://connect.facebook.net/en_US/sdk/xfbml.customerchat.js';
        fjs.parentNode.insertBefore(js, fjs);
      }(document, 'script', 'facebook-jssdk'));</script>

      <!-- Your customer chat code -->
      <div class="fb-customerchat"
        attribution=setup_tool
        page_id="110501350442356"
  logged_in_greeting=" Oi! Como podemos te ajudar?"
  logged_out_greeting=" Oi! Como podemos te ajudar?">
      </div>
<!-- Facebook Pixel Code -->
<script>
!function(f,b,e,v,n,t,s)
{if(f.fbq)return;n=f.fbq=function(){n.callMethod?
n.callMethod.apply(n,arguments):n.queue.push(arguments)};
if(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version='2.0';
n.queue=[];t=b.createElement(e);t.async=!0;
t.src=v;s=b.getElementsByTagName(e)[0];
s.parentNode.insertBefore(t,s)}(window,document,'script',
'https://connect.facebook.net/en_US/fbevents.js');
 fbq('init', '366094107842718'); 
fbq('track', 'PageView');
</script>
<noscript>
 <img height="1" width="1" 
src="https://www.facebook.com/tr?id=366094107842718&ev=PageView
&noscript=1"/>
</noscript>
<!-- End Facebook Pixel Code -->