Update donate.html

_includes/donate.html

@@ -4,8 +4,8 @@
           <div class="row">
             <div class="col-lg-12 text-center">
                 <h3 class="section-heading donate-title">Do you <i class="fa fa-heart" aria-hidden="true"></i> Ombi? Please considering donating as much or as little as you want to help us keep Ombi going. Everything helps!</h3>
-                <a href="https://www.paypal.me/PlexRequestsNet/25" target="_blank" class="btn btn-outline btn-xl">via PayPal</a>
-                <a href="https://www.patreon.com/tidusjar" target="_blank" class="btn btn-outline btn-xl">via Patreon</a>
+                <a href="https://www.paypal.me/PlexRequestsNet/25" target="_blank" class="btn btn-outline-donate btn-xl">via PayPal</a>
+                <a href="https://www.patreon.com/tidusjar" target="_blank" class="btn btn-outline-donate btn-xl">via Patreon</a>
               </div>
             </div>
         </div>